2020-08-07_PERMIT FILE - C1981010 ‎(116)‎

• Permit No: C1981010
• IBM Index Class Name: Permit File
• Doc Date: 8/7/2020
• Doc Name: East Pyeatt Hydrologic Model
• Section_Exhibit Name: Appendix Q Section VIII
• Media Type: D
• Archive: No

:_]

:,
~
---------------------------------------
1.00 .020 .50
2.00 .030 1.36
---------
.00
.00
-------------
.O1
.03
- '-'7.00 .050-_-T.b_3-.._- _-TOD_-_ ~_ --._.-07.- _ -
5.00 .140 2.21 .00 .17
e 5.00 .220 2.50 .00 .35
~ .QO------.3T0- ~'- ~"-279fi- - ".00 - .62
e 7.00 .390 3.50 .00 .97
•~ 8.00 .690 3.84 .00 1.51
,oi :830--'37`76- -7700-_ -._ .1'89 -
~ 9.00 .980 4.09 28.60 2.34
9.50 1.130 4.24 63.60 Z.87
Ll
I -____20-00---' -'1:280 " -----4:'47' 119:50 " 3.47 "" "~ '- ---
,. 10.50 1.430 4.61 163.30 4.15

~~ 11.00 1.570 4.82 264.00 4.90
ZTSP---'G"77a-----~:0~_ ---.. 41'2720___ -~ .5:72__

1B
e- 12.00 1.870 5.30
_ 631.00 6.62
___
. •sast-~70R~EVENT'SU KMARY"YO4 ae'- - -- -__.__~__-._..- ._. _.-_-__
Is~l
_ -JT'ORBULENCF-F ALT01t-_.-. ____. _ _-•__ _. __1.00 _.--___-..- .. _ - __-_- __. _.__-
3 PERMANENT POOL CAPACITY 1.505 ACRE-FT
DEAD STORAGE 25.00 PERCENT
e- -TI~AENfNT~UTFC 01f- .10_- -HRS-___. - - -
':: VISOOSIiY .009 CM~i2/SEL
,o
INFLON RUNOFF YDLUNE
23.678 ACRE-FT
m' E _- -.._. .___- _ 23.678 7,L R.E=F-T.__..-.-__ -......-._ __--
',:' STORK VOLUME DISCHARGED • 22.561 ACRE-FT
'>, POND VOLUME AT PEAK STAGE 3.320 ALRE-FT
>. --"- - --- 9.884 FT
PEAK INFLON RATE 113.048 CFS
ie PEAK DISCHARGE RATE 103.473
CFS
~,: ~tAR-INFT"Oii-SE D~IAERT-CONCENTRATION- ~ _~- _
344416.63 MGYL-- ---
PEAK EFFLUENT SEDIMENT CONCENTRATION 357537.81 MG/L
PEAK EFFLUENT SETTLEABLE CONCENTRATION .4531 nl/L
-- SEA"f~EFFrUENT-SETTCEAZJLE-CIIALENTR"A T70N SB9: G8 -_liG7L _._... _..- __. -...__. _ __- _
.. STORM AVERAGE EFFLUENT CONCENTRATION 173U32.75 NG/L
<:
AVERAGE EFFLUENT SEDIMENT CONLENTR4TIO
h
1ba783.fl1 HG/L
- "-"-B"AST!!-T R2P-EF FI CI EHCY----'"_.. ..._._._ -•~- --~-4.71 PERCENT ~ -~~---- ---
.,. UETENTION TIME OF FLON KITH SEUINENT • 1.83 HRS
DETENTION TIME FROM HY00.0GRAPH CENTERS • .37 HRS
-- ~iETERTl"ON~TME-ZACLOLTFI~STOii Efi--F LON. ... .. ._ - 1.01- HRS __._ - -..__-.. .._- ___ _.__
S EDINENT LOAD DISCHARGED • 5302.57 TONS
PERIOD OF SIGNIF ICAN7 CONCENTRATION 25.40 HRS
- -VOLUME ~iEIGHTED-AVERAGE ~~S ETTI EABCE '
CONCENTRATION DURING PERIOD OF

L SIGNIFICANT CONCENTRATION .20 ML/L
-
~.' -YOLIINE-NEISATFD-AVERAGE-SETTLEABLE - -
CONCkNT RATION DURING PEAK 24 HOUR

+ PERIOD .24 ML/L
~-
- ---"A 0.~ITHMLTIC-dV ERAGE SE TTC EABCE - ~ "
,,, CONCENTRATION DURING PERIOD OF
~„ SIGNIFICANT CONCENT0.ATIDN .13 ML/L
--0.RITHMETI~AVERALE-SETTLEABLE '
CONCENTR4TION DURING PE4K 24 HOUk