Department of Water Resources

Hydrographic Regions and Basins

Overview
 RegionBasinSq MilesAcresHydrographic Basin/Sub-Basin NameCountiesNearest CitiesDesignated
   Total110,54570,748,800Square miles/acres   

[1] NORTHWEST REGION (Hydrographic Region 1)

 1 1 1 118 75520 Pueblo Valley Humboldt Denio No
 2 1 2 214 136960 Continental Lake Valley Humboldt Denio No
 3 1 3 195 124800 Gridley Lake Valley Humboldt Denio; Summit Lake No
 4 1 4 494 316160 Virgin Valley Humboldt; Washoe Denio No
 5 1 5 22 14080 Sage Hen Valley Humboldt Denio No
 6 1 6 147 94080 Guano Valley Washoe; Humboldt Denio; Vya No
 7 1 7 226 144640 Swan Lake Valley Washoe; Humboldt Denio No
 8 1 8 176 112640 Massacre Lake Valley Washoe Vya; Cedarville No
 9 1 9 433 277120 Long Valley Washoe Vya; Cedarville No
 10 1 10 27 17280 Macy Flat Washoe Vya No
 11 1 11 51 32640 Coleman Valley Washoe Vya No
 12 1 12 32 20480 Mosquito Valley Washoe Vya No
 13 1 13 82 52480 Warner Valley Washoe Vya No
 14 1 14 214 136960 Surprise Valley Washoe Vya; Cedarville No
 15 1 15 88 56320 Boulder Valley Washoe Vya; Cedarville No
 16 1 16 533 341120 Duck Lake Valley Washoe Gerlach No
   Total3,0521,953,280Square miles/acres   

[2] BLACK ROCK DESERT REGION (Hydrographic Region 2)

 17 2 17 12 7680 Pilgrim Flat Washoe Gerlach No
 18 2 18 31 19840 Painter Flat Washoe Gerlach No
 19 2 19 39 24960 Dry Valley Washoe Gerlach; Sutcliffe No
 20 2 20 12 7680 Sano Valley Washoe Sano; Smoke Creek No
 21 2 21 980 627200 Smoke Creek Desert Washoe Gerlach; Smoke Creek No
 22 2 22 305 195200 San Emidio Desert Washoe; Pershing Empire; Gerlach Yes
 23 2 23 9 5760 Granite Basin Washoe Gerlach No
 24 2 24 315 201600 Hualapai Flat Washoe; Humboldt; Pershing Gerlach No
 25 2 25 665 425600 High Rock Lake Valley Washoe; Humboldt Vya; Gerlach No
 26 2 26 495 316800 Mud Meadow Humboldt Summit Lake No
 27 2 27 60 38400 Summit Lake Valley Humboldt Summit Lake No
 28 2 28 2179 1394560 Black Rock Desert Humboldt; Pershing; Washoe Sulfur; Jungo; Summit Lake No
 29 2 29 528 337920 Pine Forest Valley Humboldt Denio Yes
 30 2 30A 300 192000 Kings River Valley/Rio King Sub-Area Humboldt Orovada Yes
 31 2 30B 113 72320 Kings River Valley/Sod House Sub-Area Humboldt McDermitt Yes
 32 2 31 1052 673280 Desert Valley Humboldt; Pershing Jungo; Winnemucca Yes
 33 2 32 313 200320 Silver State Valley Humboldt Winnemucca Yes
 34 2 33A 632 404480 Quinn River Valley/Orovada Sub-Area Humboldt McDermitt Yes
 35 2 33B 592 378880 Quinn River Valley/McDermitt Sub-Area Humboldt McDermitt Yes
   Total8,6325,524,480Square miles/acres   

[3] SNAKE RIVER REGION (Hydrographic Region 3)

 36 3 34 716 458240 Little Owyhee River Area Elko; Humboldt McDermitt No
 37 3 35 1310 838400 South Fork Owyhee River Area Elko Jack Creek; Tuscarora No
 38 3 36 345 220800 Independence Valley Elko Tuscarora No
 39 3 37 533 341120 Owyhee River Area Elko Owyhee; Mountain City No
 40 3 38 514 328960 Bruneau River Area Elko Mountain City; Jarbidge No
 41 3 39 278 177920 Jarbidge River Area Elko Jarbidge No
 42 3 40 1218 779520 Salmon Creek Area Elko Jackpot; Contact Yes
 43 3 41 316 202240 Goose Creek Area Elko Jackpot No
   Total5,2303,347,200Square miles/acres   

[4] HUMBOLDT RIVER REGION (Hydrographic Region 4)

 44 4 42 1073 686720 Marys River Area Elko Wells; Deeth Yes
 45 4 43 332 212480 Starr Valley Elko Halleck; Deeth Yes
 46 4 44 1110 710400 North Fork Area Elko North Fork; Halleck Yes
 47 4 45 257 164480 Lamoille Valley Elko Lamoille; Elko Yes
 48 4 46 99 63360 South Fork Area Elko Lamoille; Jiggs Yes
 49 4 47 787 503680 Huntington Valley Elko; White Pine Jiggs Yes
 50 4 48 392 250880 Dixie Creek Area-Tenmile Creek Area Elko Elko; Spring Valley Yes
 51 4 49 314 200960 Elko Segment Elko; Eureka Elko Yes
 52 4 50 223 142720 Susie Creek Area Elko; Eureka Carlin Yes
 53 4 51 396 253440 Maggie Creek Area Elko; Eureka Carlin Yes
 54 4 52 61 39040 Marys Creek Area Eureka; Elko Palisade; Carlin Yes
 55 4 53 1002 641280 Pine Valley Eureka; Elko Carlin Yes
 56 4 54 752 481280 Crescent Valley Eureka; Lander Beowawe; Crescent Valley Yes
 57 4 55 376 240640 Carico Lake Valley Lander Austin; Crescent Valley No
 58 4 56 1138 728320 Upper Reese River Valley Lander; Nye Austin Yes
 59 4 57 452 289280 Antelope Valley Lander Austin Yes
 60 4 58 319 204160 Middle Reese River Valley Lander Austin Yes
 61 4 59 588 376320 Lower Reese River Valley Lander; Eureka Austin; Ione No
 62 4 60 94 60160 Whirlwind Valley Eureka; Lander Beowawe; Dunphy Yes
 63 4 61 544 348160 Boulder Flat Eureka; Lander; Elko Beowawe; Battle Mountain Yes
 64 4 62 444 284160 Rock Creek Valley Elko; Lander; Eureka Battle Mountain No
 65 4 63 405 259200 Willow Creek Elko Midas No
 66 4 64 720 460800 Clovers Area Humboldt; Lander; Elko Battle Mountain Yes
 67 4 65 299 191360 Pumpernickel Valley Humboldt; Pershing Golconda; Valmy No
 68 4 66 301 192640 Kelley Creek Valley Humboldt; Elko Golconda Yes
 69 4 67 975 624000 Little Humboldt Valley Humboldt; Elko Paradise Valley No
 70 4 68 167 106880 Hardscrabble Area Humboldt Paradise Valley No
 71 4 69 600 384000 Paradise Valley Humboldt Paradise Valley; Winnemucca Yes
 72 4 70 435 278400 Winnemucca Segment Humboldt Winnemucca; Golconda Yes
 73 4 71 520 332800 Grass Valley Pershing; Humboldt Winnemucca Yes
 74 4 72 771 493440 Imlay Area Pershing Imlay; Humboldt; Mill City Yes
 75 4 73 635 406400 Lovelock Valley Pershing; Churchill Rye Patch; Lovelock Yes
 76 4 73A 98 62720 Lovelock Valley/Oreana Sub-Area Pershing Lovelock; Toulon No
 77 4 74 164 104960 White Plains Churchill; Pershing Lovelock; Fernley Yes
   Total16,84310,779,520Square miles/acres   

[5] WEST CENTRAL REGION (Hydrographic Region 5)

 78 5 75 178 113920 Brady Hot Springs Area Churchill; Lyon Bradys Hot Springs; Fernley Yes
 79 5 76 120 76800 Fernley Area Lyon; Washoe; Storey; Churchill Fernley; Hazen Yes
 80 5 77 58 37120 Fireball Valley Churchill Nixon; Fernley No
 81 5 78 967 618880 Granite Springs Valley Pershing; Churchill Lovelock; Gerlach No
 82 5 79 333 213120 Kumiva Valley Pershing Gerlach No
   Total1,6561,059,840Square miles/acres   

[6] TRUCKEE RIVER REGION (Hydrographic Region 6)

 83 6 80 371 237440 Winnemucca Lake Valley Pershing; Washoe; Churchill Nixon; Gerlach No
 84 6 81 672 430080 Pyramid Lake Valley Washoe; Churchill Nixon; Sutcliffe No
 85 6 82 92 58880 Dodge Flat Washoe; Churchill Wadsworth No
 86 6 83 285 182400 Tracy Segment Storey; Washoe; Lyon Sparks; Fernley Yes
 87 6 84 247 158080 Warm Springs Valley Washoe Sparks Yes
 88 6 85 76 48640 Spanish Springs Valley Washoe Sparks; Reno Yes
 89 6 86 10 6400 Sun Valley Washoe Sun Valley; Sparks Yes
 90 6 87 203 129920 Truckee Meadows Washoe; Storey Reno; Sparks Yes
 91 6 88 39 24960 Pleasant Valley Washoe Reno; Washoe City Yes
 92 6 89 82 52480 Washoe Valley Washoe Washoe City Yes
 93 6 90 139 88960 Lake Tahoe Basin Douglas; Washoe; Carson City Incline Village; Glenbrook; Stateline Yes
 94 6 91 84 53760 Truckee Canyon Segment Washoe Verdi Yes
   Total2,3001,472,000Square miles/acres   

[7] WESTERN REGION (Hydrographic Region 7)

 95 7 92A 53 33920 Lemmon Valley/Western Part Washoe Lemmon Valley; Reno Yes
 96 7 92B 40 25600 Lemmon Valley/Eastern Part Washoe Lemmon Valley; Reno Yes
 97 7 93 18 11520 Antelope Valley Washoe Lemmon Valley; Sparks Yes
 98 7 94 53 33920 Bedell Flat Washoe Lemmon Valley Yes
 99 7 95 80 51200 Dry Valley Washoe D0Yle No
 100 7 96 9 5760 Newcomb Lake Valley Washoe Doyle No
 101 7 97 193 123520 Honey Lake Valley Washoe Flanigan; Doyle Yes
 102 7 98 43 27520 Skedaddle Creek Valley Washoe Smoke Creek; Doyle No
 103 7 99 58 37120 Red Rock Valley Washoe Bordertown; Lemmon Valley Yes
 104 7 100 30 19200 Cold Springs Valley Washoe Bordertown; Lemmon Valley Yes
 105 7 100A 25 16000 Cold Springs Valley/Long Valley Washoe Bordertown Yes
   Total602385,280Square miles/acres   

[8] CARSON RIVER REGION (Hydrographic Region 8)

 106 8 101 2022 1294080 Carson Desert Churchill; Pershing; Lyon Fallon; Stillwater Yes
 107 8 101A 160 102400 Carson Desert/Parkard Valley Pershing Lovelock Yes
 108 8 102 480 307200 Churchill Valley Lyon; Churchill; Douglas; Storey Fallon Yes
 109 8 103 369 236160 Dayton Valley Lyon; Storey; Carson City; Douglas Dayton; Virginia City Yes
 110 8 104 69 44160 Eagle Valley Carson City; Douglas Carson City Yes
 111 8 105 419 268160 Carson Valley Douglas; Carson City Minden; Gardnerville Yes
   Total3,5192,252,160Square miles/acres   

[9] WALKER RIVER REGION (Hydrographic Region 9)

 112 9 106 115 73600 Antelope Valley Douglas Topaz; Wellington Yes
 113 9 107 479 306560 Smith Valley Lyon; Douglas Wellington Yes
 114 9 108 516 330240 Mason Valley Lyon; Mineral; Douglas Yerington; Mason Yes
 115 9 109 586 375040 East Walker Area Lyon; Mineral Bridgeport; Yerington No
 116 9 110A 502 321280 Walker Lake Valley/Schurz Sub-Area Mineral; Lyon; Churchill Schurz No
 117 9 110B 307 196480 Walker Lake Valley/Lake Sub-Area Mineral Walker Lake; Hawthorne; Schurz No
 118 9 110C 541 346240 Walker Lake Valley/Whiskey Flat-Hawthorne Sub-Area Mineral Hawthorne; Babbit Yes
   Total3,0461,949,440Square miles/acres   

[10] CENTRAL REGION (Hydrographic Region 10)

 119 10 111A 18 11520 Alkali Valley/Northern Part Mineral Hawthorne No
 120 10 111B 65 41600 Alkali Valley/Southern Part Mineral Hawthorne No
 121 10 112 27 17280 Mono Valley Mineral Hawthorne No
 122 10 113 97 62080 Huntoon Valley Mineral Hawthorne No
 123 10 114 323 206720 Teels Marsh Valley Mineral Mina; Benton Station No
 124 10 115 15 9600 Adobe Valley Mineral Benton Station; Mina No
 125 10 116 65 41600 Queen Valley Mineral; Esmeralda Fish Lake Valley; Benton Station No
 126 10 117 706 451840 Fish Lake Valley Esmeralda Fish Lake Valley; Dyer Yes
 127 10 118 370 236800 Columbus Salt Marsh Valley Esmeralda; Mineral Fish Lake Valley; Mina No
 128 10 119 199 127360 Rhodes Salt Marsh Valley Mineral Mina No
 129 10 120 92 58880 Garfield Flat Mineral Mina; Hawthorne No
 130 10 121A 246 157440 Soda Springs Valley/Eastern Part Mineral Luning; Mina Yes
 131 10 121B 130 83200 Soda Springs Valley/Western Part Mineral Luning; Hawthorne Yes
 132 10 122 1277 817280 Gabbs Valley Mineral; Nye; Churchill Gabbs Yes
 133 10 123 227 145280 Rawhide Flats Churchill; Mineral; Lyon Schurz; Fallon No
 134 10 124 285 182400 Fairview Valley Churchill; Mineral Frenchman; Fallon; Eastgate Yes
 135 10 125 43 27520 Stingaree Valley Churchill Frenchman; Eastgate Yes
 136 10 126 110 70400 Cowkick Valley Churchill Frenchman; Eastgate Yes
 137 10 127 216 138240 Eastgate Valley Area Churchill Eastgate Yes
 138 10 128 1303 833920 Dixie Valley Churchill; Pershing; Lander Dixie Valley; Fallon Yes
 139 10 129 742 474880 Buena Vista Valley Pershing; Churchill Unionville; Lovelock Yes
 140 10 130 285 182400 Pleasant Valley Pershing Dixie Valley; Winnemucca Yes
 141 10 131 504 322560 Buffalo Valley Pershing; Lander; Humboldt Battle Mountain; Winnemucca No
 142 10 132 142 90880 Jersey Valley Pershing; Lander Dixie Valley; Battle Mountain Yes
 143 10 133 416 266240 Edwards Creek Valley Churchill Eastgate; Austin No
 144 10 134 582 372480 Smith Creek Lander; Nye Austin; Eastgate No
 145 10 135 460 294400 Ione Valley Nye; Mineral Gabbs; Ione No
 146 10 136 284 181760 Monte Cristo Valley Esmeralda; Mineral Mina; Tonopah No
 147 10 137A 1603 1025920 Big Smoky Valley/Tonopah Flat Nye; Esmeralda; Mineral Tonopah; Manhattan Yes
 148 10 137B 1323 846720 Big Smoky Valley/Northern Part Nye; Lander Round Mountain; Austin Yes
 149 10 138 595 380800 Grass Valley Lander; Eureka Austin No
 150 10 139 868 555520 Kobeh Valley Eureka; Lander Eureka Yes
 151 10 140A 529 338560 Monitor Valley/Northern Part Nye; Lander; Eureka Austin No
 152 10 140B 509 325760 Monitor Valley/Southern Part Nye Round Mountain; Tonopah No
 153 10 141 971 621440 Ralston Valley Nye; Esmeralda Tonopah Yes
 154 10 142 313 200320 Alkali Spring Valley Esmeralda; Nye Goldfield; Tonopah No
 155 10 143 555 355200 Clayton Valley Esmeralda Silverpeak No
 156 10 144 535 342400 Lida Valley Esmeralda; Nye Lida; Goldfield No
 157 10 145 381 243840 Stonewall Flat Nye; Esmeralda Goldfield No
 158 10 146 812 519680 Sarcobatus Flat Nye; Esmeralda Scottys Junction; Beatty Yes
 159 10 147 684 437760 Gold Flat Nye Goldfield No
 160 10 148 403 257920 Cactus Flat Nye Goldfield; Warm Springs No
 161 10 149 985 630400 Stone Cabin Valley Nye Tonopah; Warm Springs Yes
 162 10 150 434 277760 Little Fish Lake Valley Nye Eureka; Warm Springs No
 163 10 151 444 284160 Antelope Valley Eureka; Nye Eureka No
 164 10 152 17 10880 Stevens Basin Eureka Eureka No
 165 10 153 752 481280 Diamond Valley Eureka; Elko; White Pine Eureka; Austin Yes
 166 10 154 801 512640 Newark Valley White Pine; Eureka Eureka No
 167 10 155A 591 378240 Little Smoky Valley/Northern Part Nye; Eureka; White Pine Eureka No
 168 10 155B 57 36480 Little Smoky Valley/Central Part Nye Duckwater; Eureka No
 169 10 155C 510 326400 Little Smoky Valley/Southern Part Nye Duckwater; Eureka No
 170 10 156 1036 663040 Hot Creek Nye Warm Springs No
 171 10 157 350 224000 Kawich Valley Nye Warm Springs No
 172 10 158A 663 424320 Emigrant Valley/Groom Lake Valley Lincoln; Nye Tempiute No
 173 10 158B 104 66560 Emigrant Valley/Papoose Valley Lincoln; Nye Indian Springs; Mercury No
 174 10 159 305 195200 Yucca Flat Nye Mercury No
 175 10 160 463 296320 Frenchman Flat Nye; Lincoln; Clark Mercury No
 176 10 161 655 419200 Indian Springs Valley Clark; Lincoln; Nye Indian Springs Yes
 177 10 162 789 504960 Pahrump Valley Clark; Nye Pahrump; Las Vegas Yes
 178 10 163 236 151040 Mesquite Valley (Sandy Valley) Clark Goodsprings; Las Vegas Yes
 179 10 164A 253 161920 Ivanpah Valley/Northern Part Clark Roach; Searchlight Yes
 180 10 164B 73 46720 Ivanpah Valley/Southern Part Clark Jean; Roach; Goodsprings Yes
 181 10 165 96 61440 Jean Lake Valley Clark Jean; Goodsprings Yes
 182 10 166 34 21760 Hidden Valley Clark Henderson; Jean Yes
 183 10 167 530 339200 Eldorado Valley Clark Boulder City; Searchlight Yes
 184 10 168 298 190720 Three Lakes Valley-Northern Part Lincoln; Clark Indian Springs No
 185 10 169A 607 388480 Tikapoo Valley/Northern Part Lincoln Hiko; Tempiute No
 186 10 169B 391 250240 Tikapoo Valley/Southern Part Lincoln; Clark Alamo; Indian Springs No
 187 10 170 700 448000 Penoyer Valley (Sand Spring Valley) Lincoln; Nye Hiko; Warm Springs Yes
 188 10 171 460 294400 Coal Valley Lincoln; Nye Tempiute No
 189 10 172 493 315520 Garden Valley Nye; Lincoln Sunnyside; Tempiute No
 190 10 173A 603 385920 Railroad Valley/Southern Part Nye; Lincoln Tempiute; Warm Springs No
 191 10 173B 2149 1375360 Railroad Valley/Northern Part Nye; White Pine; Lincoln Currant; Duckwater No
 192 10 174 422 270080 Jakes Valley White Pine Ely; Eureka No
 193 10 175 651 416640 Long Valley White Pine; Elko Ely; Eureka No
 194 10 176 1004 642560 Ruby Valley Elko; White Pine Elko; Ruby Valley Yes
 195 10 177 464 296960 Clover Valley Elko Wells; Ruby Valley Yes
 196 10 178A 271 173440 Butte Valley/Northern Part Elko Currie; Ruby Valley No
 197 10 178B 739 472960 Butte Valley/Southern Part White Pine; Elko Cherry Creek; Ely No
 198 10 179 1942 1242880 Steptoe Valley White Pine; Elko Ely; Cherry Creek Yes
 199 10 180 362 231680 Cave Valley Lincoln; White Pine Sunnyside; Preston No
 200 10 181 882 564480 Dry Lake Valley Lincoln Caliente; Pioche No
 201 10 182 383 245120 Delamar Valley Lincoln Caliente; Hiko No
 202 10 183 557 356480 Lake Valley Lincoln; White Pine Ely; Pioche Yes
 203 10 184 1661 1063040 Spring Valley White Pine; Lincoln Ely; Baker No
 204 10 185 345 220800 Tippett Valley White Pine Tippett No
 205 10 186A 125 80000 Antelope Valley/Southern Part Elko; White Pine Wendover; Ely No
 206 10 186B 270 172800 Antelope Valley/Northern Part Elko; White Pine Wendover; Ely No
 207 10 187 954 610560 Goshute Valley Elko Oasis; Shafter Yes
 208 10 188 562 359680 Independence Valley (Pequop Valley) Elko Wells; Oasis Yes
   Total46,78329,941,120Square miles/acres   

[11] GREAT SALT LAKE REGION (Hydrographic Region 11)

 209 11 189A 163 104320 Thousand Springs Valley/ Herrill Siding-Brush Creek Area Elko Wells; Contact Yes
 210 11 189B 618 395520 Thousand Springs Valley/ Toano-Rock Spring Area Elko Jackpot; Wells Yes
 211 11 189C 183 117120 Thousand Springs Valley/ Rocky Butte Area Elko Montello; Jackpot Yes
 212 11 189D 482 308480 Thousand Springs Valley/ Montello-Crittenden Creek Area Elko Montello Yes
 213 11 190 55 35200 Grouse Creek Valley Elko Grouse Creek; Jackpot No
 214 11 191 326 208640 Pilot Creek Valley Elko Wendover Yes
 215 11 192 507 324480 Great Salt Lake Desert Elko Wendover No
 216 11 193 208 133120 Deep Creek Valley White Pine; Elko Wendover No
 217 11 194 75 48000 Pleasant Valley White Pine Baker; Wendover No
 218 11 195 777 497280 Snake Valley White Pine Baker No
 219 11 196 413 264320 Hamlin Lincoln; White Pine Baker; Pioche No
   Total3,8072,436,480Square miles/acres   

[12] ESCALANTE DESERT REGION (Hydrographic Region 12)

 220 12 197 106 67840 Escalante Desert Lincoln Panaca No
   Total10667,840Square miles/acres   

[13] COLORADO RIVER REGION (Hydrographic Region 13)

 221 13 198 113 72320 Dry Valley Lincoln Panaca; Pioche No
 222 13 199 12 7680 Rose Valley Lincoln Pioche; Ursine No
 223 13 200 52 33280 Eagle Valley Lincoln Pioche; Ursine No
 224 13 201 287 183680 Spring Valley Lincoln Pioche; Ursine No
 225 13 202 418 267520 Patterson Valley Lincoln Pioche No
 226 13 203 334 213760 Panaca Valley Lincoln Panaca; Pioche Yes
 227 13 204 364 232960 Clover Valley Lincoln Caliente No
 228 13 205 979 626560 Lower Meadow Valley Wash Lincoln; Clark Caliente; Moapa Yes
 229 13 206 234 149760 Kane Springs Valley Lincoln Caliente; Moapa No
 230 13 207 1607 1028480 White River Valley Nye; White Pine; Lincoln Preston; Sunnyside No
 231 13 208 508 325120 Pahroc Valley Lincoln; Nye Hiko; Sunnyside No
 232 13 209 768 491520 Pahranagat Valley Lincoln Hiko; Alamo No
 233 13 210 657 420480 Coyote Springs Valley Lincoln; Clark Moapa; Alamo Yes
 234 13 211 311 199040 Three Lakes Valley-Southern Part Clark Indian Springs Yes
 235 13 212 1564 1000960 Las Vegas Valley Clark Las Vegas; Henderson Yes
 236 13 213 563 360320 ado River Valley Clark Laughlin; Boulder City Yes
 237 13 214 338 216320 Piute Valley Clark Searchlight Yes
 238 13 215 630 403200 Black Mountains Area Clark Boulder City; Overton Yes
 239 13 216 156 99840 Garnet Valley Clark North Las Vegas; Moapa No
 240 13 217 80 51200 Hidden Valley Clark North Las Vegas; Moapa No
 241 13 218 318 203520 California Wash Clark Moapa No
 242 13 219 91 58240 Muddy River Springs Area Clark; Lincoln Moapa; Overton Yes
 243 13 220 252 161280 Lower Moapa Valley Clark; Lincoln Logandale; Overton Yes
 244 13 221 192 122880 Tule Desert Lincoln Caliente; Mesquite No
 245 13 222 907 580480 Virgin River Valley Lincoln; Clark Mesquite; Bunkerville Yes
 246 13 223 533 341120 Gold Butte Area Clark Overton; Logandale No
 247 13 224 108 69120 Greasewood Area Clark Bunkerville; Overton No
   Total12,3767,920,640Square miles/acres   

[14] DEATH VALLEY REGION (Hydrographic Region 14)

 248 14 225 110 70400 Mercury Valley Nye Indian Springs No
 249 14 226 82 52480 Rock Valley Nye Amargosa Valley No
 250 14 227A 279 178560 Fortymile Canyon/Jackass Flats Nye Lathrop Wells No
 251 14 227B 240 153600 Fortymile Canyon/Buckboard Mesa Nye Lathrop Wells No
 252 14 228 460 294400 Oasis Valley Nye Beatty Yes
 253 14 229 182 116480 Crater Flat Nye Lathrop Wells; Beatty No
 254 14 230 896 573440 Amargosa Desert Nye Beatty; Lathrop Wells Yes
 255 14 231 162 103680 Grapevine Canyon Esmeralda; Nye Scottys Junction No
 256 14 232 182 116480 Oriental Wash Esmeralda Lida; Goldpoint No
   Total2,5931,659,520Square miles/acres