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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 1,280.00 feet above NGVD29
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00060, Discharge, cubic feet per second,
Day of
month
Mean of daily mean values for each day for 31 - 32 years of record in, ft3/s   (Calculation Period 1968-10-01 -> 2018-09-30)

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
1 205 199 204 188 190 171 180 184 177 184 185 204
2 202 194 215 205 187 171 186 181 182 189 188 195
3 216 195 205 201 182 172 173 177 176 203 189 197
4 225 195 207 188 180 171 202 206 177 201 194 194
5 210 194 213 187 177 169 187 185 178 201 192 194
6 211 200 216 185 178 168 173 173 178 219 191 195
7 206 218 201 186 179 170 172 173 181 194 192 195
8 203 213 203 184 183 171 170 172 193 186 213 201
9 232 203 197 197 176 170 169 171 212 185 197 194
10 221 218 195 231 177 168 172 174 192 184 193 194
11 217 217 204 189 176 170 169 199 230 219 192 198
12 203 214 196 187 175 169 169 180 207 268 194 198
13 198 216 194 183 173 170 168 185 189 194 195 194
14 195 206 194 184 173 170 170 199 193 205 188 200
15 196 204 194 195 174 169 174 186 184 194 191 196
16 197 202 197 186 172 167 177 182 178 190 191 196
17 195 205 197 183 172 168 175 189 178 199 190 193
18 196 230 199 182 178 169 181 207 177 224 192 199
19 197 220 193 184 177 167 188 189 179 216 192 193
20 215 205 194 182 173 167 182 190 177 204 190 198
21 229 219 194 181 172 171 195 180 181 209 198 205
22 225 236 192 184 173 169 178 220 182 195 239 230
23 225 248 199 182 173 166 219 205 182 191 203 219
24 200 210 192 179 174 166 189 185 184 195 199 220
25 197 208 191 179 175 164 188 180 184 195 195 198
26 207 232 192 184 173 167 184 208 179 194 200 206
27 218 198 190 179 172 165 196 203 194 192 202 201
28 200 206 190 183 173 164 201 190 186 195 198 211
29 206 191 192 187 172 167 186 177 184 192 195 253
30 205   188 205 173 178 176 179 184 191 196 213
31 199   188   173   181 177   189   211