PERMFILE71533

• Permit No: M1992049
• IBM Index Class Name: Permit File
• Doc Name: RESPONSE OF PEAK INC TO YOUR LETTER DATED 5/5/92
• From: PECK INC
• To: MLR
• Media Type: D
• Archive: No

GUMNISON AIYER BASIN 171
_ 746200 UNCOMPAHCRE AIYEA HEAP RI DCYAY, C
LOCATION.--Lot 38"71'02", long t07'44`Y3'. Sn SYdNEB aac.q, 7.45 N., R.8 Y., Ouray County, Hydrologic
Unit 1Y020006, on right bnnk 15 ft dornstream from bridge, 0.2 ml doe nstream from Dry Creek, 0.5 ml up stream
from Dallas Creek, and 2.3 ml north of Ridgray.
DRAINAGE AREA.--1Y9 m1~.
PEAIOD OF AECOAD.--October 1958 to current year.
REVISED RE COAD9.--NSP 272Y, Drainage ores.
CAGE.--Voter-stage recorder. Datum of gaga Is 6,877.58 ft above National Geodetic Yart lcal Datum of 1929
(levels by O.S. Bureau of Rea lamatlon).
REMAARS.--Eatlmated dally diachargaa, Dec. 19-18, and Jan. H,9. Records good except for eatlmstad daily
diaahargea, rhiah era fair. Dl versions for Srrigat ion upetraam from atstlon, YeCar la import ed upstream
from station to some years Dy Red Mountain ditch from Ml natal Creak is San Jusn Aiver Daaln. Several
observatlone of apaclfic conduotance sad uatsr temperature rare obtained and ors puD lashed alaerhara !n Chia
report.
AYEAACE DISCHARGE.--28 years, 168 tt~/s; 121,700 sera-tt/yr.
6TTAEMES POP PERIOD OF RECORD.--Mnx imam discharge, 2,700 tip/a, June 29, 1983, gsga height, 5. T3 ft; Cram rating
curve a:tended above 1,800 ft`/ai mi ntmum daily, 26 ft /a, Jan. 13, 1963.
EXSAEMBS POR CORRENT TEAR.--Peek diaahargas greater than bsae diachsrga of 1,000 ft~/s, and mszlmum (•),
Discharge Gage height Discharge Cage height
Dste Time (tt ~/a) (ft) DaCa Tima (IL ~/a) (tt)
June 6 2900 •1,390 •Y.84 July 9 L100 1,260 9.72
June 15 0700 1,080 9.50 Aug. 13 0100 1,0 LO 9.31
Juno 28 1800 1,060 O.Y9
Minimum daily discharge, 42 ft~/a, Jan. 8.
DISCHARGE, IN COBIC FEET PEA SECOND, YATER YEAA OCTOBER 1985 TO SEPTEMBER 1986
MEAN VALUES
DAI OCT NOY DEC JAp PEB MAR APR MAT JOp JOL ADC 9EP
L 720 88 72 50 50 59 105 292 961 703 210 1Tt
2 716 85 T9 51 50 60 707 293 959 676 195 165
3 116 B6 TY 52 50 61 103 387 560 646 183 163
Y 110 83 T2 SL 49 6- 90 453 687 684 198 150
5 110 83 65 99 96 6T 92 419 786 792 793 L95
6 108 01 72 51 46 6T 99 348 930 663 275 736
T 122 75 TO SO OB TO 96 298 1730 582 2tT 734
8 730 T8 TO Y2 Y7 6T 89 237 10201 536 195 169
9 120 TT 68 50 Y6 70 89 207 894! 785 188 349
10 729 TT 61 Yq 0- 6T 92 202 679 725 1TY 598
11 139 BL SL 50 44 65 99 205 509 598 165 331
72 139 B3 99 50 46 60 90 200 572 SSt 791 280
13 73Y 7T OB 51 51 6t 99 223 Tt6 521 384 247
t9 139 T9 66 Oq 57 61 88 228 877 995 220 23Y
15 722 72 50 qg 6t 61 85 225 900 Y67 791 225
16 118 71 55 99 50 60 88 299 999 997 167 215
17 715 7T 55 48 52 6t B9 270 890 435 761 200
78 172 7B 50 OB 55 5T 88 290 908 907 158 L86
1q 708 T2 5T Y8 55 57 86 272 Bt8 383 t5B tT9
20 103 TO 56 51 59 56 B9 348 798 362 15fi 765
21 103 TO 57 tl9 99 60 709 921 805 326 759 L58
22 98 fiT 57 4T 44 6T 1Y0 438 747 322 752 176
23 96 70 5T 50 46 70 161 950 790 312 756 798
29 94 7T 56 50 50 TT L52 962 706 342 156 272
25 99 TT 55 43 52 ~ TT 152 938 632 376 774 189
26 9Y TT 59 94 56 TB 753 528 773 303 158 L86
2T 94 74 SA 96 6t 88 130 560 835 297 195 176
28 99 T1 52 4T 60 g8 739 569 871 265 195 179
29 91 7T 52 49 --- 103 168 SBY 828 2Y6 L52 779
30 89 75 50 SL --- 105 199 972 820 237 152 161
31 92 --- 59 SY -- 110 --- 418 --- 220 176 ---
TOTAL 39Y3 2311 1817 1518 1417 2188 3399 10881 23090 14682 5709 6181
MBAN ttt 77.0 58.6 99.0 50.6 70.6 712 351 TTO 47Y 184 206
MAY 739 8H 79 59 61 L10 L99 599 1130 792 389 598
MIN 89 67 46 42 44 56 85 202 450 220 195 734
AC-PS 6830 9580 3600 3010 2810 9340 6690 21580 45800 29120 11310 72260
CAL IN 1985 TOTAL 80299 MEAN 220 MAl( 1520 MIN 36 AC-PT 159300
YTR TR Lg86 T07AL 76581 MEAN 210 MAI 1130 MIN q2 AC-FT 151900
~~~I