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USGS Daily Statistics for Nevada

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The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 09419800 LV WASH BLW LAKE LAS VEGAS NR BOULDER CITY, NV


Clark County, Nevada
Hydrologic Unit Code 15010015
Latitude  36°07'20", Longitude 114°54'15" NAD27
Drainage area 2,193  square miles
Contributing drainage area 1,586.00  square miles
Gage datum 1,249.45 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1968-10-01 -> 2026-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 244 225 233 214 214 196 205 216 239 213 214 230
2 232 222 241 227 211 196 209 219 262 218 217 223
3 242 230 228 224 207 199 200 209 230 227 218 225
4 248 221 229 214 208 195 223 229 214 226 222 227
5 233 231 233 212 209 196 211 212 209 226 220 229
6 239 230 244 210 225 195 202 202 211 241 219 223
7 228 243 227 212 207 196 201 202 209 220 220 224
8 226 238 226 210 209 196 199 201 219 214 237 228
9 249 226 221 220 203 195 197 201 234 214 226 223
10 245 240 220 247 223 193 212 204 220 217 222 222
11 238 238 239 212 202 195 200 224 249 251 220 225
12 225 235 244 213 200 194 201 226 233 281 221 226
13 221 240 271 208 199 195 201 212 216 222 223 222
14 219 269 223 208 199 195 203 223 221 230 218 227
15 228 243 223 217 198 194 211 212 211 221 224 227
16 228 227 236 211 197 200 206 211 207 218 237 223
17 222 228 222 208 197 194 206 216 206 226 220 221
18 221 252 222 205 202 194 217 233 207 245 240 226
19 221 240 217 208 202 193 218 227 209 239 237 221
20 236 229 219 207 199 193 217 231 212 230 233 225
21 248 253 219 206 198 197 221 219 211 238 234 231
22 245 261 218 208 198 194 210 243 211 223 260 252
23 246 266 222 206 198 192 240 228 210 221 231 245
24 223 233 216 204 199 194 217 216 211 223 227 253
25 222 230 216 203 199 192 219 210 211 223 223 228
26 229 255 216 212 198 194 229 231 209 221 227 232
27 238 222 214 207 198 192 228 226 220 220 229 234
28 224 228 215 206 198 191 231 214 220 222 232 237
29 228 218 217 218 197 193 223 205 213 219 231 271
30 229   214 232 198 202 214 207 212 219 226 239
31 223   215   197   214 205   218   240