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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 - 33 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
1 205 199 204 188 190 171 180 188 182 184 185 204
2 202 194 215 205 187 171 186 186 187 189 188 195
3 216 195 205 201 182 172 173 183 181 203 189 197
4 225 195 207 188 180 171 202 210 182 201 194 194
5 210 194 213 187 177 169 190 190 178 201 192 194
6 211 200 216 185 178 168 177 178 178 219 191 195
7 206 218 201 186 179 170 176 178 181 194 192 195
8 203 213 203 184 183 171 174 176 193 186 213 201
9 232 203 197 197 176 170 174 176 212 185 197 194
10 221 218 195 231 177 168 191 179 192 184 193 194
11 217 217 204 189 176 170 175 203 230 219 192 198
12 203 214 196 187 175 169 176 189 207 268 194 198
13 198 216 194 183 173 170 175 189 189 194 195 194
14 195 206 194 184 173 170 176 203 193 205 188 200
15 196 204 194 195 174 169 187 189 184 194 191 196
16 197 202 197 186 172 167 183 186 178 190 191 196
17 195 205 197 183 172 168 180 194 178 199 190 193
18 196 230 199 182 178 169 186 211 177 224 192 199
19 197 220 193 184 177 167 193 194 179 216 192 193
20 215 205 194 182 173 167 195 194 177 204 190 198
21 229 219 194 181 172 171 201 184 181 209 198 205
22 225 236 192 184 173 169 183 224 182 195 239 230
23 225 248 199 182 173 166 223 208 182 191 203 219
24 200 210 192 179 174 166 194 189 184 195 199 220
25 197 208 191 179 175 164 192 185 184 195 195 198
26 207 232 192 184 173 167 189 212 179 194 200 206
27 218 198 190 179 172 165 201 207 194 192 202 201
28 200 206 190 183 173 164 205 193 186 195 198 211
29 206 191 192 187 172 167 190 181 184 192 195 253
30 205   188 205 173 178 182 183 184 191 196 213
31 199   188   173   187 181   189   211