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USGS Daily Statistics for the Nation

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 -> 2022-09-30)

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
1 218 210 215 199 201 182 192 204 192 199 200 217
2 216 206 231 214 199 182 197 197 197 203 203 209
3 229 217 216 211 194 183 185 194 192 216 204 211
4 233 207 217 199 192 181 211 219 193 215 207 214
5 220 205 222 197 189 181 200 200 194 215 206 216
6 226 211 232 196 190 180 188 189 194 230 205 210
7 216 228 215 197 191 182 187 189 196 208 206 210
8 213 223 213 195 195 182 185 188 207 201 225 215
9 240 214 207 207 189 181 185 188 223 200 211 209
10 229 228 206 237 211 179 200 190 208 199 208 208
11 225 227 228 199 188 181 186 212 240 231 206 212
12 212 223 234 200 186 180 187 200 219 274 209 212
13 208 225 264 194 184 181 187 200 202 209 209 208
14 205 249 210 194 185 182 187 212 207 218 203 214
15 212 233 205 204 185 180 197 200 198 208 206 214
16 212 215 207 198 183 178 193 197 193 204 205 210
17 208 216 207 195 183 180 191 204 193 213 205 207
18 208 242 208 192 188 181 198 220 192 235 207 213
19 208 229 203 194 188 179 203 204 194 228 206 207
20 225 216 205 193 184 179 205 204 192 217 218 211
21 237 240 204 192 183 183 210 194 195 226 219 218
22 234 253 202 194 184 180 198 230 197 210 249 240
23 233 259 208 192 184 178 232 216 196 206 217 232
24 210 221 202 189 185 180 205 198 198 209 213 236
25 209 218 201 189 186 177 205 195 198 209 210 212
26 218 239 202 194 184 179 216 219 194 208 213 219
27 228 209 200 189 183 178 217 214 207 207 215 221
28 211 217 200 192 184 177 216 202 200 209 218 224
29 215 206 202 206 183 179 201 191 198 206 219 261
30 215   199 221 184 189 197 193 198 205 213 226
31 209   199   184   199 192   204   226