DWR_2669029

• Title: STREAM FLOW DATA FOR COLORADO
• Year: 1992
• Document Type - Publications and Reports: Streamflow Report

49

PLATTE RIVER BASIN

ST. VRAIN SUPPLY CANAL NEAR LYONS, CO

LOCATION.--Lat 40°13'05", long 105°15'35", NE¼NW¼ sec.20, T.3 N., R.70 W., Boulder County.

DRAINAGE AREA.--N/A

GAGE.--Graphic A-35 water-stage recorder at 15' Parshall Flume.

REMARKS.--Station maintained by NCWCD. Record developed by George Sievers.

RATING TABLE.--SVSLYOCO05 USED FROM 01-OCT-1990 TO 30-SEP-1991

DISCHARGE, IN CFS, WATER YEAR OCTOBER 1990 TO SEPTEMBER 1991
MEAN VALUES

DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP

1 25 0.0 0.0 0.0 0.0 0.0 0.0 50 18 216 93 270
2 16 0.0 0.0 0.0 0.0 0.0 0.0 57 20 221 132 259
3 6.4 0.0 0.0 0.0 0.0 0.0 0.0 66 12 273 147 258
4 6.0 0.0 0.0 0.0 0.0 0.0 0.0 66 1.2 309 133 228
5 6.0 0.0 0.0 0.0 0.0 0.0 3.7 65 4.7 320 116 204
6 6.4 0.0 0.0 0.0 0.0 0.0 4.8 63 7.7 330 108 202
7 6.4 0.0 0.0 0.0 0.0 0.0 4.6 88 6.0 328 88 182
8 8.1 0.0 0.0 0.0 0.0 0.0 5.2 111 6.8 331 73 171
9 8.6 0.0 0.0 0.0 0.0 0.0 6.6 98 6.4 333 64 160
10 9.0 0.0 0.0 0.0 0.0 0.0 13 87 6.8 331 50 137
11 9.0 0.0 0.0 0.0 0.0 0.0 16 83 6.4 328 32 102
12 9.0 0.0 0.0 0.0 0.0 0.0 18 81 6.4 324 28 68
13 9.0 0.0 0.0 0.0 0.0 0.0 17 83 6.8 316 31 95
14 9.0 0.0 0.0 0.0 0.0 0.0 17 103 6.8 324 34 128
15 9.0 0.0 0.0 0.0 0.0 0.0 17 140 6.8 335 32 130
16 9.5 0.0 0.0 0.0 0.0 0.0 54 143 6.4 341 33 148
17 13 0.0 0.0 0.0 0.0 0.0 105 128 7.2 364 32 162
18 16 0.0 0.0 0.0 0.0 0.0 105 124 13 383 28 165
19 10 0.0 0.0 0.0 0.0 0.0 105 122 8.1 381 26 165
20 0.0 0.0 0.0 0.0 0.0 0.0 105 122 7.7 379 39 147
21 0.0 0.0 0.0 0.0 0.0 0.0 105 91 14 375 74 121
22 0.0 0.0 0.0 0.0 0.0 0.0 105 52 25 371 96 124
23 0.0 0.0 0.0 0.0 0.0 0.0 105 40 24 276 154 126
24 0.0 0.0 0.0 0.0 0.0 0.0 105 43 24 195 236 129
25 0.0 0.0 0.0 0.0 0.0 0.0 105 45 24 188 284 102
26 0.0 0.0 0.0 0.0 0.0 0.0 104 45 24 164 302 48
27 0.0 0.0 0.0 0.0 0.0 0.0 103 42 47 113 306 26
28 0.0 0.0 0.0 0.0 0.0 0.0 100 29 73 87 307 28
29 0.0 0.0 0.0 0.0 --- 0.0 74 15 158 57 309 32
30 0.0 0.0 0.0 0.0 --- 0.0 51 15 218 50 298 37
31 0.0 --- 0.0 0.0 --- 0.0 --- 16 --- 67 293 ---

TOTAL 191.4 0.0 0.0 0.0 0.0 0.0 1553.9 2313 796.2 8410 3978 4154
MEAN 6.17 0.0 0.0 0.0 0.0 0.0 51.8 74.6 26.5 271 128 138
AC-FT 380 0.0 0.0 0.0 0.0 0.0 3080 4590 1580 16680 7890 8240
MAX 25 0.0 0.0 0.0 0.0 0.0 105 143 218 383 309 270
MIN 0.0 0.0 0.0 0.0 0.0 0.0 0.0 15 1.2 50 26 26

CAL YR 1990 TOTAL 13374.33 MEAN 36.6 MAX 309 MIN 0.00 AC-FT 26530
WTR YR 1991 TOTAL 21396.5 MEAN 58.6 MAX 383 MIN 0.00 AC-FT 42440

MAX DISCH 388 CFS AT 1015 19-JUL-1991 GH 3.16 FT. SHIFT 0.00 FT. MAX GH 3.16 FT. AT 1015
19-JUL-1991