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USGS Daily Statistics for Arizona

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Welcome to the NWIS-Web for the Arizona Water Science Center


The majority of USGS Gaging Stations are funded though a cooperative program between the USGS other interested agencies.
Follow this link for information on the Cooperative Water Program with the USGS.
Arizona Water Science Center Home Page
Colorado Basin River Forecast Center (CBRFC) - provided by the National Weather Service, AHPS. CBRFC on a esri powered interactive map.
Threatened and Endangered USGS Gaging Stations in Arizona

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 09490500 BLACK RIVER NEAR FORT APACHE, AZ.


Gila County, Arizona
Hydrologic Unit Code 15060101
Latitude  33°42'46", Longitude 110°12'40" NAD27
Drainage area 1,232  square miles
Gage datum 4,345 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 water year of record in, ft3/s   (Calculation Period 1914-10-01 -> 2019-09-30)

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
1 308 416 1,090 971 734 174 50 275 237 377 122 123
2 252 355 1,120 982 661 166 48 205 213 573 148 124
3 212 420 825 982 632 155 48 199 220 269 147 147
4 270 386 724 963 607 146 47 204 206 175 132 128
5 310 420 706 947 612 138 47 233 168 160 141 126
6 328 360 804 948 597 130 48 263 173 152 132 153
7 513 338 778 970 552 119 50 235 146 170 152 195
8 870 353 763 978 519 114 48 207 141 150 134 210
9 435 389 827 966 494 109 50 158 141 133 114 167
10 292 465 808 983 481 103 51 172 186 120 111 210
11 515 619 826 1,000 458 98 55 212 188 110 125 227
12 436 746 919 1,010 427 94 63 194 172 112 183 176
13 302 670 997 1,020 406 89 58 176 174 107 190 184
14 268 728 944 1,000 407 87 62 182 168 101 145 165
15 272 1,140 922 980 400 83 63 193 169 96 132 141
16 237 871 931 975 371 77 66 194 157 90 133 148
17 412 643 1,000 977 340 72 70 197 141 110 145 147
18 448 551 951 987 321 69 71 236 123 108 146 462
19 388 608 933 1,010 303 66 74 225 110 109 127 585
20 274 944 954 991 290 62 75 221 106 364 131 520
21 327 738 968 964 277 60 92 184 101 287 121 352
22 485 697 1,040 955 266 59 99 181 105 174 115 360
23 292 626 1,050 943 255 56 86 168 104 143 110 423
24 325 549 1,030 896 241 54 95 240 116 140 141 293
25 292 518 1,050 864 226 52 102 212 110 177 199 306
26 297 556 967 834 213 51 110 172 100 172 159 362
27 397 512 988 811 204 50 153 179 95 143 147 310
28 885 575 973 796 198 49 211 167 96 143 126 515
29 619 533 997 807 194 49 238 158 107 150 115 622
30 607   1,000 774 187 49 247 154 169 130 117 662
31 504   974   183   257 214   125   482