Page: 3 of 3
Section: 11 of 15 1451 Listings
Sections: | 11 Pe-Ro | | 12 Ro-Sn | | 13 Sn-Ta | | 14
Ta-Wh | | 15 Wh-Za |
| Feature Name | County | Type | Latitude | Longitude | Alt | USGS 7.5' Map |
| Peter Lassen Grave (historic landmark #565) (April 27, 1859) | Lassen | locale | 402106N | 1203818W | - | Diamond Mountain |
| Peter Lassens Grave (historic landmark #565) (April 27, 1859) | Lassen | locale | 402106N | 1203818W | - | Diamond Mountain |
| Petes Creek | Lassen | stream | 402923N | 1202830W | - | Litchfield |
| Petes Spring | Lassen | spring | 404410N | 1200123W | - | Al Shinn Canyon |
| Petes Valley | Lassen | valley | 403002N | 1202804W | - | Petes Valley |
| Petes Valley 1256 Dam | Lassen | dam | 403230N | 1202700W | - | Petes Valley |
| Pikes Point | Lassen | cape | 403330N | 1204707W | - | Pikes Point |
| Pikes Point Boat Ramp | Lassen | locale | 403328N | 1204642W | - | Pikes Point |
| Pikes Point Picnic Area | Lassen | locale | 403325N | 1204659W | 1660 | Pikes Point |
| Pine Creek | Lassen | stream | 404032N | 1204643W | - | Spalding Tract |
| Pine Creek | Lassen | stream | 404107N | 1203057W | - | Fredonyer Peak |
| Pine Creek Valley | Lassen | valley | 403518N | 1210012W | - | Pine Creek Valley |
| Pine Grove Picnic Area | Lassen | locale | 403328N | 1204656W | - | Pikes Point |
| Pine Lake | Lassen | lake | 403050N | 1210949W | 6475 | Bogard Buttes |
| Pine Ridge Campground | Lassen | locale | 403935N | 1204916W | 1585 | Spalding Tract |
| Pine Ridge Recreation Site | Lassen | locale | 403935N | 1204916W | 1585 | Spalding Tract |
| Pine Town | Lassen | pop place | 401815N | 1205923W | 5085 | Westwood East |
| Pinecone Reservoir | Lassen | reservoir | 404710N | 1203237W | - | Cleghorn Flat |
| Pinnio | Lassen | pop place | 410427N | 1202806W | 5454 | Madeline |
| Pit River | Lassen | locale | 410251N | 1210836W | - | Bieber |
| Pit River | Lassen | locale | 412823N | 1203324W | - | Alturas |
| Pit River Station | Lassen | locale | 410251N | 1210836W | - | Bieber |
| Pitt River | Lassen | locale | 412823N | 1203324W | - | Alturas |
| Pitts River | Lassen | locale | 412823N | 1203324W | - | Alturas |
| Pittville | Shasta | pop place | 410255N | 1212000W | 3270 | Pitville |
| Piute Creek | Lassen | stream | 402452N | 1203912W | - | Susanville |
| Plumas | Lassen | pop place | 394524N | 1200456W | 4840 | Beckwourth Pass |
| Poison Butte | Lassen | summit | 403921N | 1211258W | 6035 | Poison Lake |
| Poison Lake | Lassen | lake | 403944N | 1211201W | 5567 | Poison Lake |
| Poison Station | Lassen | locale | 404043N | 1211142W | - | Poison Lake |
| Pole Spring | Lassen | spring | 403451N | 1211631W | - | Prospect Peak |
| Porter Canyon | Lassen | valley | 400625N | 1201319W | - | McKesick Peak |
| Portuguese Sheep Camp | Lassen | locale | 410937N | 1203931W | - | Knox Mountain |
| Posey Lake | Lassen | lake | 402726N | 1211300W | - | Red Cinder |
| Post Camp | Lassen | locale | 404429N | 1201043W | - | Shinn Mountain |
| Post Canyon | Lassen | valley | 410117N | 1200403W | - | Little Hat Mountain |
| Pothole Spring | Lassen | spring | 404856N | 1201322W | - | Observation Peak |
| Poulsen Spring | Lassen | spring | 405951N | 1202225W | - | Juniper Ridge |
| Powell Reservoir | Lassen | reservoir | 405608N | 1200036W | - | Buckhorn Lake |
| Prescott Canyon | Lassen | valley | 410315N | 1205252W | - | Letterbox Hill |
| Preston Canyon | Lassen | valley | 410315N | 1205252W | - | Letterbox Hill |
| Prison Spring | Lassen | spring | 404003N | 1205105W | - | Spalding Tract |
| Prison Spring Campground | Lassen | locale | 404000N | 1205058W | 1686 | Spalding Tract |
| Puls Camp | Lassen | locale | 404629N | 1210353W | - | Straylor Lake |
| Puls Camp Creek | Lassen | stream | 404901N | 1210543W | - | Straylor Lake |
| Pumpkin Center | Lassen | pop place | 410636N | 1210620W | 4138 | Hog Valley |
| Quaking Creek | Lassen | stream | 410336N | 1200958W | - | Boot Lake |
| Rabbit Basin | Lassen | basin | 405905N | 1201015W | - | Dodge Reservoir |
| Rag House Spring | Lassen | spring | 402302N | 1200517W | - | Bull Flat |
| Rager Reservoir | Lassen | reservoir | 405830N | 1201250W | - | Dodge Reservoir |
| Rail Canyon | Lassen | valley | 410805N | 1204521W | - | Ambrose Valley |
| Rail Canyon | Lassen | valley | 41037N | 1212008W | - | Day |
| Railroad Reservoir | Lassen | reservoir | 404640N | 1210854W | - | Corders Reservoir |
| Railroad Spring | Lassen | spring | 403438N | 1202158W | - | Karlo |
| Ramhorn Campground | Lassen | locale | 404227N | 1201504W | - | Snowstorm Mountain |
| Rankin Flat | Lassen | flat | 403931N | 1204737W | - | Spalding Tract |
| Ravendale | Lassen | pop place | 404755N | 1202151W | 5299 | Ravendale |
| Ravendale Airport | Lassen | airport | 404811N | 1202159W | 5299 | Ravendale |
| Rawl Canyon | Lassen | valley | 410807N | 1211257W | - | Lookout |
| Red Cinder | Lassen | summit | 402946N | 1211445W | 8375 | Red Cinder |
| Red Cinder Cone | Lassen | summit | 402950N | 1211523W | 8008 | Mount Harkness |
| Red Rock | Lassen | locale | 395442N | 1200115W | - | Constantia |
| Red Rock Canyon | Lassen | valley | 395429N | 1200044W | - | Constantia |
| Red Rock Creek | Lassen | stream | 405136N | 1201355W | - | Observation Peak |
| Red Rock Creek | Lassen | stream | 410142N | 1200901W | - | Boot Lake |
| Red Rock Lake | Lassen | lake | 410255N | 1201225W | - | Boot Lake |
| Red Rock Mine | Lassen | mine | 401320N | 1205541W | - | Greenville |
| Red Rock Mountain | Lassen | summit | 410802N | 1200804W | 8518 | Emerson Peak |
| Red Rock Number 1 230 Dam | Lassen | dam | 405806N | 1200812W | - | Dodge Reservoir |
| Red Rock Number 3 230-003 Dam | Lassen | dam | 405512N | 1201024W | - | Dodge Reservoir |
| Red Rock Ranch | Lassen | locale | 410221N | 1200942W | - | Boot Lake |
| Red Rock Valley | Lassen | valley | 410154N | 1200937W | - | Boot Lake |
| Reeders Garden | Lassen | spring | 410157N | 1200153W | - | Little Hat Mountain |
| Reno Junction | Lassen | pop place | 394731N | 1200556W | 4990 | Beckwourth Pass |
| Rhodes Creek | Lassen | stream | 395729N | 1200347W | - | Constantia |
| Rice Lake | Lassen | lake | 402039N | 1205922W | - | Westwood East |
| Rices Canyon | Lassen | valley | 402359N | 1203211W | - | Johnstonville |
| Richman Spring | Lassen | spring | 410704N | 1210103W | - | Hog Valley |
| Ricketts Hill | Lassen | summit | 410417N | 1211020W | 4581 | Bieber |
| Ridenoure Reservoir | Lassen | reservoir | 402212N | 1203905W | - | Diamond Mountain |
| Rim Lake | Lassen | lake | 402935N | 1211108W | - | Red Cinder |
| River Station | Lassen | locale | 410251N | 1210836W | - | Bieber |
| Riverside Park | Lassen | park | 402439N | 1203901W | - | Susanville |
| Robbers Creek | Lassen | stream | 401725N | 1210010W | - | Westwood West |
| Robbers Creek | Lassen | stream | 401830N | 1205930W | - | Westwood East |
| Robbers Creek | Lassen | pop place | 402213N | 1210014W | 5320 | Westwood West |
| Robbers Spring | Lassen | spring | 402723N | 1210727W | - | Swain Mountain |
| Robbers Spring | Lassen | spring | 403755N | 1210852W | - | Poison Lake |
| Robbers Spring | Lassen | spring | 403854N | 1211020W | - | Poison Lake |
| Roberts Canyon | Lassen | valley | 394410N | 1200618W | - | Evans Canyon |
| Robinson Canyon | Lassen | valley | 400048N | 1200742W | - | McKesick Peak |
| Rock Cabin Well | Lassen | well | 403917N | 1210710W | 5577 | Harvey Mountain |
| Rock Canyon | Lassen | valley | 410755N | 1211830W | - | Day |
| Rock Spring | Lassen | spring | 405617N | 1204729W | - | Said Valley |
| Rock Spring | Lassen | spring | 410238N | 1201231W | - | Boot Lake |
| Rocky Knoll Campground | Lassen | locale | 402957N | 1210919W | - | Red Cinder |
| Rocky Point | Lassen | cape | 404001N | 1204434W | - | Troxel Point |
| Rodeo Flat | Lassen | flat | 405317N | 1200230W | - | Buckhorn Lake |
| Romstock Canyon | Lassen | valley | 403246N | 1204025W | - | Gallatin Peak |
| Roney Corral | Lassen | locale | 403051N | 1205123W | 5912 | Pikes Point |
| Feature Name | County | Type | Latitude | Longitude | Alt | USGS 7.5' Map |
| Roop Fort (historical) (historic landmark #76) (July 1854) | Lassen | military | 402507N | 1203921W | - | Susanville |
| Roop Mountain | Lassen | summit | 402813N | 1204837W | 7608 | Roop Mountain |
| Roops Fort (historic landmark #76) (July 1854) | Lassen | military | 402507N | 1203921W | - | Susanville |
| Rooptown (-1857) | Lassen | pop place | 402459N | 1203907W | 4258 | Susanville |
| Round Corral Reservoir | Lassen | reservoir | 405334N | 1200110W | - | Buckhorn Lake |
| Round Mountain | Lassen | summit | 401705N | 1205552W | 5199 | Westwood East |
| Round Valley | Lassen | valley | 403053N | 1203958W | - | Gallatin Peak |
| Round Valley | Lassen | valley | 410218N | 1210848W | - | Bieber |
| Round Valley 228 Dam | Lassen | dam | 403057N | 1203937W | - | Gallatin Peak |
| Round Valley Butte | Lassen | summit | 403156N | 1210432W | 6610 | Pine Creek Valley |
| Round Valley Reservoir | Lassen | reservoir | 403057N | 1203937W | - | Gallatin Peak |
| Roxie Peconom Creek | Lassen | stream | 402127N | 1204823W | - | Fredonyer Pass |
| Runyon Springs | Lassen | spring | 410215N | 1200719W | - | Little Hat Mountain |
| Rush Creek | Lassen | stream | 403333N | 1195800W | - | Smoke Creek Ranch |
| Rush Creek Mountain | Lassen | summit | 403728N | 1200626W | 6264 | Cherry Mountain |
| Rush Creek Spring | Lassen | spring | 403537N | 1200515W | - | Cherry Mountain |
| Russell Dairy Creek | Lassen | stream | 405228N | 1210407W | - | Straylor Lake |
| Russell Dairy Spring | Lassen | spring | 404936N | 1210125W | - | Straylor Lake |
| Rye Patch Canyon | Lassen | valley | 404137N | 1201625W | - | Snowstorm Mountain |
| Rye Ranch Spring | Lassen | spring | 404125N | 1201622W | - | Snowstorm Mountain |
| S Gerig Ranch | Lassen | locale | 410919N | 1210806W | 4130 | Lookout |
| Saddle Horse Flat Reservoir | Lassen | reservoir | 404536N | 1203920W | - | Grasshopper Valley |
| Saddle Rock | Lassen | pillar | 403649N | 1201627W | 5470 | Karlo |
| Sage Hen | Lassen | pop place | 410639N | 1202837W | 5540 | Madeline |
| Sage Hen Flat | Lassen | flat | 405741N | 1205957W | - | Silva Flat Reservoir |
| Sage Hen Flat | Lassen | flat | 410603N | 1202812W | - | Madeline |
| Sage Hen Spring | Lassen | spring | 404112N | 1200723W | - | Al Shinn Canyon |
| Sagebrush Flat | Lassen | flat | 410109N | 1203643W | - | Holbrook Canyon |
| Said Valley | Lassen | valley | 405524N | 1204519W | - | Said Valley |
| Said Valley Reservoir | Lassen | reservoir | 405456N | 1204454W | 5352 | Whitinger Mountain |
| Salt Cabin | Lassen | locale | 404338N | 1205644W | - | Champs Flat |
| Sand Canyon | Lassen | valley | 402647N | 1202730W | - | Litchfield |
| Sand Slough | Lassen | stream | 402308N | 1203424W | - | Johnstonville |
| Sandy Beach | Lassen | beach | 404116N | 1204616W | - | Spalding Tract |
| Schoonamaker Lake | Lassen | lake | 404650N | 1210235W | - | Straylor Lake |
| Schott Canyon | Lassen | valley | 404907N | 1202729W | - | Termo |
| Schrode Lake | Lassen | lake | 404756N | 1210701W | - | Straylor Lake |
| Scotts | Lassen | pop place | 395047N | 1200529W | 4820 | Beckwourth Pass |
| Scotty Place | Lassen | pop place | 410727N | 1205222W | 4530 | Lane Reservoir |
| Sears Flat | Lassen | flat | 411040N | 1203712W | - | Likely |
| Sears Flat Spring | Lassen | spring | 411059N | 1203711W | - | Likely |
| Second Butte | Lassen | summit | 405907N | 1211127W | 4664 | Little Valley |
| Secret | Lassen | locale | 403713N | 1202528W | - | Petes Valley |
| Secret Creek | Lassen | stream | 402956N | 1201930W | - | Shaffer Mountain |
| Secret Valley | Lassen | valley | 403001N | 1201919W | - | Karlo |
| Selic Canyon | Lassen | valley | 410420N | 1201454W | - | Boot Lake |
| Seven Lakes Hill | Lassen | summit | 395530N | 1195740W | 6049 | Seven Lakes Mountain |
| Seven Lakes Mountain | Lassen | summit | 395530N | 1195740W | 6049 | Seven Lakes Mountain |
| Shaffer Mountain | Lassen | summit | 402649N | 1202122W | 6735 | Shaffer Mountain |
| Shaffer Well | Lassen | well | 403108N | 1202039W | - | Karlo |
| Shays Hole Reservoir | Lassen | reservoir | 404434N | 1205427W | - | Champs Flat |
| Sheep Camp Meadow | Lassen | flat | 403123N | 1205417W | - | Antelope Mountain |
| Sheep Springs | Lassen | spring | 401037N | 1201207W | - | Herlong |
| Sheep Valley | Lassen | valley | 405432N | 1205753W | - | Silva Flat Reservoir |
| Sheep Camp Creek | Lassen | stream | 401022N | 1210146W | - | Canyondam |
| Sheephead Mountain | Lassen | summit | 405055N | 1205005W | 6437 | Sheepshead |
| Sheepshead | Lassen | pop place | 405120N | 1204924W | 5770 | Sheepshead |
| Sheepshead Valley | Lassen | valley | 404937N | 1204842W | - | Sheepshead |
| Shingle Mill Spring | Lassen | spring | 410454N | 1204853W | - | Lane Reservoir |
| Shinn Mountain | Lassen | summit | 404130N | 1201248W | 7562 | Shinn Mountain |
| Shinn Peaks | Lassen | summit | 404116N | 1201316W | 7559 | Shinn Mountain |
| Shinn Ranch | Lassen | locale | 404022N | 1200652W | - | Al Shinn Canyon |
| Shoals Creek | Lassen | stream | 403852N | 1203151W | - | Fredonyer Peak |
| Shoestring Draw | Lassen | valley | 404028N | 1210032W | - | Harvey Mountain |
| Shoestring Reservoir | Lassen | reservoir | 404213N | 1210035W | - | Harvey Mountain |
| Shotoverin Lake | Lassen | lake | 402852N | 1210839W | 6524 | Red Cinder |
| Shugru 239 Dam | Lassen | dam | 402112N | 1203344W | - | Janesville |
| Shugru Hill | Lassen | summit | 402112N | 1203454W | 4626 | Janesville |
| Shugru Reservoir | Lassen | reservoir | 402112N | 1203344W | - | Janesville |
| Shumway | Lassen | pop place | 404149N | 1202924W | 5077 | West of Snowstorm Mountain |
| Signal Butte | Lassen | summit | 404354N | 1204716W | 6364 | Spalding Tract |
| Signal Butte Reservoir | Lassen | reservoir | 404457N | 1204746W | - | Spalding Tract |
| Silva Flat | Lassen | flat | 405721N | 1205424W | - | Silva Flat Reservoir |
| Silva Flat 232 Dam | Lassen | dam | 405805N | 1205520W | - | Silva Flat Reservoir |
| Silva Flat Reservoir | Lassen | reservoir | 405805N | 1205520W | 5606 | Silva Flat Reservoir |
| Silver Beach Picnic Area | Lassen | locale | 402950N | 1210931W | - | Red Cinder |
| Silver Bowl Campground | Lassen | locale | 402958N | 1210947W | - | Red Cinder |
| Silver Creek | Lassen | stream | 410848N | 1200406W | - | Snake Lake |
| Silver Lake | Lassen | lake | 402939N | 1210945W | 6472 | Red Cinder |
| Six Mile Spring | Lassen | spring | 405440N | 1205215W | - | Said Valley |
| Skedaddle Creek | Lassen | stream | 401228N | 1200234W | - | Calneva Lake |
| Skedaddle Mountains | Lassen | range | 402246N | 1200657W | - | Bull Flat |
| Skedaddle Ranch | Lassen | locale | 402430N | 1200119W | - | Bull Flat |
| Skedaddle Spring | Lassen | spring | 402420N | 1200252W | - | Bull Flat |
| Skeleton Flat | Lassen | flat | 405758N | 1202337W | - | McDonald Peak |
| Skunk Cabbage Creek | Lassen | stream | 410915N | 1200822W | - | Emerson Peak |
| Slate Creek | Lassen | stream | 405110N | 1204445W | - | Grasshopper Valley |
| Slate Creek Springs | Lassen | spring | 404851N | 1204843W | - | Sheepshead |
| Slate Mountain | Lassen | summit | 404916N | 1205113W | 7136 | Sheepshead |
| Slate Spring | Lassen | spring | 410941N | 1204748W | - | Ambrose Valley |
| Slate Spring Ridge | Lassen | ridge | 410935N | 1204701W | - | Ambrose Valley |
| Sloss Creek | Lassen | stream | 401838N | 1202948W | - | Standish |
| Slough Point | Lassen | cape | 403644N | 1204606W | - | Pikes Point |
| Smith Cow Camp | Lassen | locale | 404233N | 1205530W | - | Champs Flat |
| Smith Flat | Lassen | flat | 410117N | 1204837W | - | Lane Reservoir |
| Smith Flat | Lassen | flat | 410456N | 1202036W | - | Cold Spring Mountain |
| Smith Reservoir | Lassen | reservoir | 410730N | 1202925W | - | Tule Mountain |
| Smoke Creek 1236 Dam | Lassen | dam | 403736N | 1200000W | - | Al Shinn Canyon |
| Smoke Creek Reservoir | Lassen | reservoir | 403737N | 1195953W | - | Mixie Flat |
| Snag Hill | Lassen | summit | 405815N | 1210039W | 6072 | Dixie Peak |
Section: 13 of
| Feature Name | County | Type | Latitude | Longitude | Alt | USGS 7.5' Map |
| Snag Lake | Lassen | lake | 403050N | 1211838W | 6076 | Prospect Peak |
| Snake Lake | Lassen | lake | 403212N | 1211539W | - | Prospect Peak |
| Snider Lake | Lassen | lake | 410107N | 1205522W | - | Letterbox Hill |
| Snider Waterhole | Lassen | lake | 405928N | 1205423W | - | Silva Flat Reservoir |
| Snowstorm Creek | Lassen | stream | 403046N | 1201827W | - | Karlo |
| Snowstorm Mountain | Lassen | summit | 403826N | 1202127W | 6561 | Snowstorm Mountain |
| Snowstorm Ranch | Lassen | locale | 404047N | 1202316W | - | West of Snowstorm Mountain |
| Snowstorm Wetland | Lassen | swamp | 403944N | 1202650W | - | West of Snowstorm Mountain |
| Snyder Waterhole | Lassen | lake | 405928N | 1205423W | - | Silva Flat Reservoir |
| South Caribou | Lassen | summit | 402751N | 1211045W | 7767 | Red Cinder |
| South Divide Lake | Lassen | lake | 402931N | 1211229W | - | Red Cinder |
| South Fork East Creek | Lassen | stream | 411127N | 1201022W | - | Emerson Peak |
| South Fork Juniper Creek | Lassen | stream | 410433N | 1210341W | - | Hog Valley |
| South Fork Mountain | Lassen | summit | 410920N | 1203350W | 7376 | Likely |
| South Fork Reservoir | Lassen | reservoir | 401928N | 1200314W | - | Spencer Creek |
| South Knob | Lassen | summit | 405714N | 1204439W | 6874 | Whitinger Mountain |
| Southard Field | Lassen | airport | 410822N | 1210725W | 4158 | Big Swamp |
| Sowvlen 1237 Dam | Lassen | dam | 410436N | 1203748W | - | Ash Valley |
| Spalding | Lassen | pop place | 403911N | 1204615W | 5120 | Spalding Tract |
| Spalding | Shasta | pop place | 410750N | 1213445W | 3340 | East of Pondosa |
| Spalding Corner | Shasta | pop place | 410750N | 1213445W | 3340 | East of Pondosa |
| Spalding Tract | Lassen | pop place | 403911N | 1204615W | 5120 | Spalding Tract |
| Spaulding | Shasta | pop place | 410750N | 1213445W | 3340 | East of Pondosa |
| Spaulding Corner | Shasta | pop place | 410750N | 1213445W | 3340 | East of Pondosa |
| Spanish Springs | Lassen | spring | 404327N | 1201832W | - | Snowstorm Mountain |
| Spanish Springs Peak | Lassen | summit | 404446N | 1201424W | 7626 | Shinn Mountain |
| Spaulding 1246 Dam | Lassen | dam | 405530N | 1205636W | - | Silva Flat Reservoir |
| Spaulding Airport | Lassen | airport | 403901N | 1204606W | 5116 | Spalding Tract |
| Spaulding Reservoir | Lassen | reservoir | 405503N | 1205907W | - | Silva Flat Reservoir |
| Spencer Basin | Lassen | valley | 402032N | 1200649W | - | Spencer Creek |
| Spencer Creek | Lassen | stream | 401612N | 1200351W | - | Spencer Creek |
| Spooner 1249-005 Dam | Lassen | dam | 410054N | 1203748W | - | Ash Valley |
| Spooner Reservoir | Lassen | reservoir | 410051N | 1203747W | - | Ash Valley |
| Spooner Trough Canyon | Lassen | valley | 410030N | 1204017W | - | Ash Valley |
| Spring Gulch | Lassen | valley | 405901N | 1210917W | - | Little Valley |
| Spring Gulch Reservoir | Lassen | reservoir | 405853N | 1210807W | - | Little Valley |
| Spring Hill | Lassen | summit | 405847N | 1204952W | 6452 | Said Valley |
| Spring Hill Reservoir | Lassen | reservoir | 405920N | 1205021W | - | Said Valley |
| Spring Hill Spring | Lassen | spring | 405816N | 1204851W | - | Said Valley |
| Squaw Valley | Lassen | valley | 404158N | 1205837W | - | Champs Flat |
| Stacy | Lassen | pop place | 401348N | 1200113W | 4015 | Calneva Lake |
| Standish | Lassen | pop place | 402155N | 1202516W | 4048 | Standish |
| Standish Gravel Pit | Lassen | mine | 402133N | 1202649W | - | Standish |
| Stanford Spring | Lassen | spring | 404337N | 1205918W | - | Champs Flat |
| Stanford Trough | Lassen | spring | 405123N | 1205354W | - | Bullard Lake |
| Steel Post Reservoir | Lassen | reservoir | 404525N | 1203227W | - | Cleghorn Flat |
| Steffens Spring | Lassen | spring | 400110N | 1200329W | - | Doyle |
| Stephens Campground | Lassen | locale | 403225N | 1210923W | - | Bogard Buttes |
| Stephens Ranch | Lassen | locale | 401830N | 1204757W | - | Fredonyer Pass |
| Stiles Canyon | Lassen | valley | 400852N | 1201833W | - | Milford |
| Stipa Spring | Lassen | spring | 410416N | 1203324W | - | Holbrook Canyon |
| Stone Ranch | Lassen | locale | 403908N | 1203940W | - | Troxel Point |
| Stonebreaker Crossing | Lassen | crossing | 410400N | 1205843W | - | Letterbox Hill |
| Stones Landing | Lassen | pop place | 404245N | 1204320W | 5140 | Troxel Point |
| Stony Creek | Lassen | stream | 403316N | 1201327W | - | Five Springs |
| Stony Creek Spring | Lassen | spring | 403541N | 1200832W | - | Five Springs |
| Stove Spring | Lassen | spring | 404408N | 1200603W | - | Al Shinn Canyon |
| Stratton Reservoir | Lassen | reservoir | 405621N | 1204650W | - | Said Valley |
| Stratton Spring | Lassen | spring | 405612N | 1204658W | - | Said Valley |
| Straylor Lake | Lassen | lake | 404855N | 1210456W | 5262 | Straylor Lake |
| Streshley Reservoir | Lassen | reservoir | 403202N | 1203537W | - | Tunnison Mountain |
| Stroing Ranch | Lassen | locale | 401348N | 1205358W | - | Greenville |
| Strong Ranch | Lassen | locale | 401348N | 1205358W | - | Greenville |
| Sugar Pine Basin | Lassen | basin | 410838N | 1211700W | - | Day |
| Sugar Pine Spring | Lassen | spring | 410855N | 1211638W | - | Day |
| Sugarloaf | Lassen | summit | 405708N | 1201020W | 6267 | Dodge Reservoir |
| Summers Hill | Lassen | summit | 405818N | 1205311W | 5940 | Silva Flat Reservoir |
| Summit Camp | Lassen | locale | 403709N | 1205450W | - | Antelope Mountain |
| Summit Camp Recreation Site | Lassen | locale | 403709N | 1205450W | - | Antelope Mountain |
| Summit Lake | Lassen | lake | 403431N | 1203939W | - | Gallatin Peak |
| Summit Lake | Lassen | lake | 404548N | 1205019W | 6152 | Sheepshead |
| Summit Spring | Lassen | spring | 405834N | 1205916W | - | Silva Flat Reservoir |
| Summit Spring | Lassen | spring | 410415N | 1203431W | - | Holbrook Canyon |
| Summit Troughs | Lassen | spring | 404341N | 1201304W | - | Shinn Mountain |
| Sunflower Flat | Lassen | flat | 405420N | 1210840W | - | Little Valley |
| Sunflower Spring | Lassen | spring | 411045N | 1204646W | - | Ambrose Valley |
| Sunrise Peak | Lassen | summit | 403322N | 1211629W | 7139 | Prospect Peak |
| Surprise Valley | Lassen | valley | 410815N | 1200000W | - | Pegleg Canyon |
| Susan River | Lassen | stream | 402011N | 1201523W | - | Wendel Hot Springs |
| Susan River Campground | Lassen | locale | 402932N | 1210530W | - | Swain Mountain |
| Susan River Park | Lassen | park | 402452N | 1203925W | - | Susanville |
| Susanville (1857-) | Lassen | pop place | 402459N | 1203907W | 4258 | Susanville |
| Susanville Cemetery | Lassen | cemetery | 402457N | 1203951W | - | Susanville |
| Susanville Indian Rancheria | Lassen | locale | 402543N | 1203924W | - | Susanville |
| Susanville Municipal Airport | Lassen | airport | 402236N | 1203422W | 4144 | Johnstonville |
| Susanville Peak | Lassen | summit | 402817N | 1203916W | 6576 | Susanville |
| Susanville Post Office (Est. March 17, 1859) | Lassen | post office | 402510N | 1203936W | - | Susanville |
| Susanyard (historical) | Lassen | pop place | n/a | n/a | - | n/a |
| Swains Hole | Lassen | reservoir | 404049N | 1211608W | - | Swains Hole |
| Swains Hole Dam | Lassen | dam | 404049N | 1211608W | - | Swains Hole |
| Swains Hole Reservoir | Lassen | reservoir | 404048N | 1211642W | - | Swains Hole |
| Swanberger Reservoir | Lassen | reservoir | 405134N | 1204823W | 5681 | Sheepshead |
| Sworinger 1257 Dam | Lassen | dam | 411049N | 1200551W | 5868 | Snake Lake |
| Sworinger Reservoir | Lassen | reservoir | 411049N | 1200551W | - | Snake Lake |
| Tamarack Reservoir | Lassen | reservoir | 403916N | 1211800W | - | Swains Hole |
| Tamarack Springs | Lassen | spring | 402148N | 1210058W | - | Westwood West |
| Tanner Slough | Lassen | stream | 402151N | 1201827W | - | Wendel Hot Springs |
| Tanner Spring | Lassen | spring | 410447N | 1203501W | - | Holbrook Canyon |
| Tar Flat | Lassen | flat | 405710N | 1210415W | - | Dixie Peak |
| Taylor Creek | Lassen | stream | 411535N | 14212250W | - | White Horse |
Section: 14 of
| Feature Name | County | Type | Latitude | Longitude | Alt | USGS 7.5' Map |
| Taylor Knob | Lassen | summit | 410157N | 1211621W | 3924 | Pittville |
| Teal Lake | Lassen | lake | 403045N | 1211715W | - | Prospect Peak |
| Telephone Spring | Lassen | spring | 402152N | 1195950W | - | Parker Canyon |
| Terminal | Lassen | pop place | 405157N | 1202733W | 5300 | Termo |
| Termo | Lassen | pop place | 405157N | 1202733W | 5300 | Termo |
| Termo Buttes | Lassen | summit | 405157N | 1202929W | 5444 | Termo |
| The Buttes | Lassen | summit | 403144N | 1202522W | 4844 | Petes Valley |
| The Crossing | Lassen | pop place | 402911N | 1202823W | 4480 | Litchfield |
| The Island | Lassen | cape | 401223N | 1201539W | - | Milford |
| The Round Barn | Lassen | locale | 405542N | 1211413W | - | Little Valley |
| The Tablelands | Lassen | area | 403100N | 1202315W | - | Petes Valley |
| The Island | Lassen | cape | 401223N | 1201539W | - | Milford |
| The Orchard | Lassen | spring | 410157N | 1200153W | - | Little Hat Mountain |
| Third Butte | Lassen | summit | 405911N | 1211259W | 4681 | Little Valley |
| Thompson Reservoir | Lassen | reservoir | 410249N | 1210951W | - | Bieber |
| Thousand Spring Canyon | Lassen | valley | 401731N | 1200628W | - | Spencer Creek |
| Three Peaks | Lassen | summit | 405608N | 1202748W | 6996 | McDonald Peak |
| Three Springs | Lassen | spring | 403155N | 1200639W | - | Cherry Mountain |
| Three Springs | Lassen | spring | 405425N | 1210405W | - | Dixie Peak |
| Threemile Canyon | Lassen | valley | 405726N | 1202937W | - | McDonald Peak |
| Threemile Reservoir | Lassen | reservoir | 405702N | 1202749W | - | McDonald Peak |
| Tin House Spring | Lassen | spring | 402347N | 1200538W | - | Bull Flat |
| Tire Body Reservoir | Lassen | reservoir | 405247N | 1205811W | - | Silva Flat Reservoir |
| Toadtown | Lassen | pop place | 402304N | 1203511W | 4139 | Johnstonville |
| Toll House Reservoir | Lassen | reservoir | 410630N | 1211603W | - | Pittville |
| Tom Spring Reservoir | Lassen | reservoir | 404515N | 1204317W | - | Grasshopper Valley |
| Toms Cabin Spring | Lassen | spring | 404232N | 1201005W | - | Shinn Mountain |
| Totten Camp | Lassen | locale | 405836N | 1204514W | - | Said Valley |
| Trail Lake | Lassen | lake | 402841N | 1210902W | 6528 | Red Cinder |
| Triangle Lake | Lassen | reservoir | 403151N | 1211259W | - | Bogard Buttes |
| Troxel Point | Lassen | cape | 404046N | 1204214W | - | Troxel Point |
| Tule Lake | Lassen | lake | 403033N | 1211007W | - | Bogard Buttes |
| Tule Lake 1249-004 Dam | Lassen | dam | 410500N | 1202200W | - | Cold Spring Mountain |
| Tule Mountain | Lassen | summit | 410810N | 1202716W | 7098 | Tule Mountain |
| Tule Mountain | Lassen | summit | 410822N | 1202705W | 7098 | Tule Mountain |
| Tule Patch Spring | Lassen | spring | 403846N | 1201534W | - | Snowstorm Mountain |
| Tuledad Canyon | Lassen | valley | 410110N | 1200210W | - | Little Hat Mountain |
| Tuledad Valley | Lassen | valley | 410106N | 1195956W | - | Duck Lake |
| Tunnel Spring | Lassen | spring | 404804N | 1202546W | - | Termo |
| Tunnison Mountain | Lassen | summit | 403049N | 1203120W | 5849 | Tunnison Mountain |
| Turnaround Lake | Lassen | lake | 403048N | 1211246W | - | Bogard Buttes |
| Turtle Mountain | Lassen | summit | 400636N | 1200456W | 4815 | Doyle |
| Twin Bridges | Lassen | locale | 411057N | 1210946W | - | Lookout |
| Twin Buttes | Lassen | summit | 404706N | 1201829W | 6114 | Ravendale |
| Twin Lakes | Lassen | lake | 403117N | 1211251W | - | Bogard Buttes |
| Twin Lakes | Lassen | lake | 404831N | 1205709W | - | Bullard Lake |
| Twin Lakes | Lassen | lake | 410257N | 1205518W | - | Letterbox Hill |
| Twin Springs | Lassen | spring | 405140N | 1205238W | - | Bullard Lake |
| U S-Hertz Inc 1235 Dam | Lassen | dam | 400236N | 1201000W | - | McKesick Peak |
| Union Reservoir | Lassen | reservoir | 405439N | 1200906W | - | Dodge Reservoir |
| Upper Gooch Valley | Lassen | valley | 404908N | 1205210W | - | Sheepshead |
| Upper Long Valley | Lassen | valley | 395124N | 1200402W | - | Beckwourth Pass |
| Upper McBride Spring | Lassen | spring | 405927N | 1204802W | - | Said Valley |
| Upper Stephens Meadows | Lassen | swamp | 403132N | 1210836W | - | Bogard Buttes |
| Upper Tuledad Valley | Lassen | valley | 410117N | 1200410W | - | Little Hat Mountain |
| Van Loan Creek | Lassen | stream | 405924N | 1202924W | - | McDonald Peak |
| Van Loan Reservoir | Lassen | reservoir | 405851N | 1202739W | - | McDonald Peak |
| Van Sickle Lake | Lassen | lake | 405423N | 1205322W | 5575 | Silva Flat Reservoir |
| Van Sickle Reservoir | Lassen | reservoir | 410657N | 1211752W | 3780 | Pittville |
| Viewland | Lassen | pop place | 402549N | 1201645W | 4520 | Shaffer Mountain |
| Vincent Canyon | Lassen | valley | 403408N | 1201854W | - | Karlo |
| Vincent Spring | Lassen | spring | 403636N | 1201833W | - | Karlo |
| Wagner Canyon | Lassen | valley | 400611N | 1201243W | - | McKesick Peak |
| Wagontire Creek | Lassen | stream | 405319N | 1210223W | - | Dixie Peak |
| Wagontire Flat | Lassen | flat | 405710N | 1210415W | - | Dixie Peak |
| Wagontire Reservoir | Lassen | reservoir | 405702N | 1210401W | - | Dixie Peak |
| Wagontire Spring | Lassen | spring | 404437N | 1200638W | - | Al Shinn Canyon |
| Wales Canyon | Lassen | valley | 401352N | 1202643W | - | Stony Ridge |
| Walker Draw | Lassen | valley | 410546N | 1204919W | - | Lane Reservoir |
| Walker Spring | Lassen | spring | 401747N | 1210238W | - | Westwood West |
| Walker Spring | Lassen | spring | 410051N | 1210105W | - | Hog Valley |
| Walker Spring | Lassen | spring | 410558N | 1204914W | - | Lane Reservoir |
| Walker Spring | Lassen | spring | 410601N | 1204918W | - | Lane Reservoir |
| Walker Springs | Lassen | spring | 410558N | 1204914W | - | Lane Reservoir |
| Walker Springs | Lassen | spring | 410601N | 1204918W | - | Lane Reservoir |
| Walton Meadow | Lassen | area | 405322N | 1204710W | - | Said Valley |
| Ward Lake 227-002 Dam | Lassen | dam | 402424N | 1202600W | - | Litchfield |
| Wards Lake | Lassen | reservoir | 402424N | 1202600W | - | Litchfield |
| Warm Spring | Lassen | spring | 410945N | 1202414W | - | Tule Mountain |
| Water Canyon | Lassen | valley | 410941N | 1203703W | - | Likely |
| Water Canyon Spring | Lassen | spring | 410829N | 1203534W | - | Likely |
| Wayman Spring | Lassen | spring | 410222N | 1204600W | - | Lane Reservoir |
| Wendel | Lassen | pop place | 402054N | 1201357W | 4009 | Wendel |
| Wendel Canyon | Lassen | valley | 402132N | 1201206W | - | Wendel |
| Wendel Hot Springs | Lassen | spring | 402119N | 1201520W | - | Wendel Hot Springs |
| Wendel Post Office (Est. March 3, 1915) | Lassen | post office | 402052N | 1201352W | - | Wendel |
| West Eagle Picnic Area | Lassen | locale | 403249N | 1204714W | - | Pikes Point |
| West Eagle Recreation Site | Lassen | locale | 403249N | 1204714W | - | Pikes Point |
| West Fork Willard Creek | Lassen | stream | 402251N | 1204751W | - | Roop Mountain |
| West Fork Willow Creek | Lassen | stream | 405940N | 1204821W | - | Said Valley |
| Westwood | Lassen | pop place | 401822N | 1210017W | 5000 | Westwood West |
| Westwood Airport | Lassen | airport | 401823N | 1210206W | 5125 | Westwood West |
| Westwood Cemetery | Lassen | cemetery | 401906N | 1205757W | - | Westwood East |
| Westwood Dump | Lassen | locale | 401851N | 1210103W | - | Westwood West |
| Westwood Junction | Lassen | pop place | 402555N | 1205644W | 5500 | Pegleg Mountain |
| Westwood Mill Pond 1250 Dam | Lassen | dam | 401742N | 1205930W | - | Westwood East |
| Westwood Post Office (Est. August 28, 1913) | Lassen | post office | 401811N | 1205959W | - | Westwood East |
| Whaleback Mountain | Lassen | summit | 403803N | 1205209W | 6924 | Spalding Tract |
| Whiskey Canyon | Lassen | valley | 404911N | 1203501W | - | Cleghorn Flat |
| Whit Flat | Lassen | flat | 410451N | 1205640W | - | Letterbox Hill |
Section: 15 of
| Feature Name | County | Type | Latitude | Longitude | Alt | USGS 7.5' Map |
| Whit Flat Reservoir | Lassen | reservoir | 410458N | 1205637W | - | Letterbox Hill |
| White Horse Reservoir | Lassen | reservoir | 404006N | 1210441W | - | Harvey Mountain |
| White Horse Spring | Lassen | spring | 403901N | 1202404W | - | West of Snowstorm Mountain |
| White Horse Well | Lassen | well | 404052N | 1210219W | - | Harvey Mountain |
| Whitehead Slough | Lassen | stream | 401838N | 1201930W | - | Wendel Hot Springs |
| Whitinger Mountain | Lassen | summit | 405744N | 1203909W | 7072 | Whitinger Mountain |
| Widow Lake | Lassen | lake | 403212N | 1211539W | - | Prospect Peak |
| Widow Mountain | Lassen | summit | 410935N | 1211750W | 6321 | Day |
| Widow Valley Mountains | Lassen | range | 411037N | 1211341W | - | Lookout |
| Wild Horse Reservoir | Lassen | reservoir | 402653N | 1200222W | - | Bull Flat |
| Wildcat Canyon | Lassen | valley | 405508N | 1204605W | - | Said Valley |
| Wildcat Point | Lassen | cape | 403444N | 1204829W | - | Pikes Point |
| Willard Creek | Lassen | stream | 402340N | 1204638W | - | Roop Mountain |
| Willard Ranch | Lassen | locale | 402252N | 1204757W | - | Roop Mountain |
| Williams Creek | Lassen | stream | 402339N | 1204631W | - | Roop Mountain |
| Williams Ranch | Lassen | locale | 410250N | 1203223W | 5330 | Holbrook Canyon |
| Williams Reservoir | Lassen | reservoir | 410116N | 1204652W | - | Lane Reservoir |
| Willow Creek | Lassen | stream | 402923N | 1202830W | - | Litchfield |
| Willow Creek | Lassen | stream | 411141N | 1205938W | - | Adin |
| Willow Creek Campground | Lassen | locale | 410054N | 1204939W | 5200 | Lane Reservoir |
| Willow Creek Recreation Site | Lassen | locale | 410054N | 1204939W | 5200 | Lane Reservoir |
| Willow Creek Station | Lassen | locale | 410049N | 1204935W | - | Lane Reservoir |
| Willow Creek Valley | Lassen | valley | 403039N | 1203336W | - | Tunnison Mountain |
| Willow Lake | Lassen | lake | 405503N | 1200005W | - | Buckhorn Lake |
| Willow Ranch Creek | Lassen | stream | 400148N | 1200621W | - | Doyle |
| Willow Spring | Lassen | spring | 402610N | 1200518W | - | Bull Flat |
| Willow Spring | Lassen | spring | 403151N | 1205847W | - | Antelope Mountain |
| Willow Spring | Lassen | spring | 405259N | 1204940W | - | Said Valley |
| Willow Spring | Lassen | spring | 405306N | 1211616W | - | Coble Mountain |
| Willow Spring | Lassen | spring | 405634N | 1210236W | - | Dixie Peak |
| Willow Springs | Lassen | spring | 400028N | 1200020W | - | Doyle |
| Willow Springs | Lassen | spring | 405244N | 1211448W | - | Little Valley |
| Willow Springs | Lassen | spring | 405306N | 1211616W | - | Coble Mountain |
| Wilson Spring | Lassen | spring | 405244N | 1211448W | - | Little Valley |
| Wilson Springs | Lassen | spring | 405244N | 1211448W | - | Little Valley |
| Windmill Flat | Lassen | flat | 410149N | 1205634W | - | Letterbox Hill |
| Windy Flat | Lassen | flat | 410207N | 1200807W | - | Boot Lake |
| Windy Gap | Lassen | gap | 404016N | 1210529W | - | Harvey Mountain |
| Windy Gap Well | Lassen | well | 403939N | 1210726W | - | Harvey Mountain |
| Windy Hollow | Lassen | basin | 403240N | 1210322W | - | Pine Creek Valley |
| Wing Reservoir | Lassen | reservoir | 405713N | 1204630W | - | Said Valley |
| Wire Corral Spring | Lassen | spring | 405010N | 1200025W | - | Buckhorn Canyon |
| Wire Lake | Lassen | area | 410428N | 1200119W | - | Little Hat Mountain |
| Wire Spring | Lassen | spring | 403601N | 1202926W | - | Petes Valley |
| Wire Spring | Lassen | spring | 405752N | 1202608W | - | McDonald Peak |
| Woods Ranch | Lassen | locale | 403902N | 1203213W | - | Fredonyer Peak |
| Worley Ranch | Lassen | locale | 402624N | 1205141W | 5510 | Roop Mountain |
| Yellow Rock | Lassen | cliff | 394909N | 1200002W | - | Beckwourth Pass |
| York Springs | Lassen | spring | 404732N | 1204205W | - | Grasshopper Valley |
| Young Falls | Lassen | falls | 410234N | 1211858W | - | Pittville |
| Zamboni Hot Springs | Lassen | spring | 395519N | 1200125W | 4547 | Constantia |
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