PRRIP Meetings North Platte 11/08/2010

• Description: Agenda, Draft 11-05-10 Enviornmental Account 2011 Water Year Annual Operating Plan, North Platte River Water Supply Update Division 1, 6
• State: CO
• State: NE
• State: WY
• Basin: North Platte
• Basin: South Platte
• Water Division: 1
• Date: 11/8/2010
• Author: Various
• Title: Agenda, Draft 11-05-10 Enviornmental Account 2011 Water Year Annual Operating Plan, North Platte River Water Supply Update Division 1, 6
• Water Supply Pro - Doc Type: Meeting

NPRAOP V1.1K 21- Mar -2003 Run: 1- Nov -2010 10:37 Page 1
Based on Most Probable April -July Inflow Estimates: Seminoe 777.1KAF / Sweetwater 52.9KAF / Alcova- Glendo 111.2KAF
NORTH PLATTE RIVER OPERATING PLAN
Year Beginning Nov 2010
HYDROLOGY OPERATIONS
------------- -------
Seminoe Reservoir Operations Initial Content 842.8 Kaf Operating Limits: Max 1017.3 Kaf, 6357.00 Ft.
---------------------- - - - - -- Min 31.7 Kaf, 6239.02 Ft.
Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct
------ ------ ------ --- --- ------ ------ ---- -- --- --- ------ ------ ------ ------
Total Inflow kaf 28.4 24.1 22.1 22.9 51.3 115.6 244.2 321.6 95.7 35.4 19.2 29.9
Total Inflow cfs 477. 392. 359. 412. 834. 1943. 3972. 5405. 1556. 576. 323. 486.
Turbine Release kaf 31.4 32.5 32.5 29.3 32.5 176.9 184.5 180.5 91.0 91.0 68.3 32.5
Jetflow Release kaf 0.0 0.0 0.0 0.0 0.0 0.0 0.0 13.8 0.0 0.0 0.0 0.0
Spillway Release kaf 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Total Release kaf 31.4 32.5 32.5 29.3 32.5 176.9 184.5 194.3 91.0 91.0 68.3 32.5
Total Release cfs 528. 529. 529. 528. 529. 2973. 3001. 3265. 1480. 1480. 1148. 529.
Evaporation kaf 2.7 1.5 1.4 1.4 3.0 5.4 5.3 9.2 10.7 8.9 6.2 4.7
End -month content kaf 837.4 827.9 816.6 809.4 826.2# 760.0* 811.9# 930.0* 924.1 860.0* 805.0* 798.0
End -month elevation ft 6347.5 6346.9 6346.2 6345.8 6346.8 6342.8 6346.0 6352.6 6352.2 6348.7 6345.6 6345.1
Kortes Reservoir Operations Initial Content 4.8 Kaf Operating Limits: Max 4.8 Kaf, 6142.73 Ft.
- ----- -- ------------- - - - - -- Min 1.7 Kaf, 6092.73 Ft.
Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct
- -- --- ---- -- --- - -- -- - --- - - - - -- - - ---- - -- --- - -- --- - - - --- - - - - -- --- - -- - -----
Total Inflow kaf 31.4 32.5 32.5 29.3 32.5 176.9 184.5 194.3 91.0 91.0 68.3 32.5
Total Inflow cfs 528. 529. 529. 528. 529. 2973. 3001. 3265. 1480. 1480, 1148. 529.
Turbine Release kaf 0.0 0.0 32.5 29.3 32.5 155.3 160.5 155.3 91.0 91.0 68.3 32.5
Spillway Release kaf 31.4 32.5 0.0 0.0 0.0 21.6 24.0 39.0 0.0 0.0 0.0 0.0
Total Release kaf 31.4 32.5 32.5 29.3 32.5 176.9 184.5 194.3 91.0 91.0 68.3 32.5
Total Release cfs 528. 529. 529. 528. 529. 2973. 3001. 3265. 1480. 1480. 1148. 529.
Pathfinder Reservoir Operations Initial Content 766.1 Kaf Operating Limits: Max 1016.5 Kaf, 5850.10 Ft.
--------- ---- -------- ---- - - - - -- Min 31.4 Kaf, 5746.00 Ft.
Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct
------ ------ ------ ------ -- ---- ------ ------ ------ ------ - ----- ------ ------
Sweetwater Inflow kaf 3.5 3.1 3.3 3.4 4.5 13.2 17.7 16.7 5.3 2.2 1.3 3.2
Kortes -Path Gain kaf 0.0 -0.1 2.0 2.8 5.1 4.9 6.7 5.2 5.2 6.8 4.0 0.9
Inflow from Kortes kaf 31.4 32.5 32.5 29.3 32.5 176.9 184.5 194.3 91.0 91.0 68.3 32.5
Total Inflow kaf 34.9 35.5 37.8 35.5 42.1 195.0 208.9 216.2 101.5 100.0 73.6 36.6
Total Inflow cfs 587. 577. 615. 639. 685. 3277. 3397. 3633. 1651. 1626. 1237. 595.
Turbine Release kaf 24.7 26.3 26.3 23.8 36.5 67.5 165.0 157.6 167.7 164.4 124.3 3.3
Jetflow Release kaf 4.5 4.6 4.6 4.2 4.6 4.5 4.6 4.5 4.6 4.6 4.5 4.6
Spillway Release kaf 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Total Release kaf 29.2 30.9 30.9 28.0 41.1 72.0 169.6 162.1 172.3 169.0 128.8 7.9
Total Release cfs 491. 503. 503. 504. 668. 1210. 2758. 2724. 2802. 2749. 2165. 128.
Evaporation kaf 2.8 1.5 1.5 1.5 3.2 6.3 8.1 12.4 13.6 11.4 8.1 5.0
End -month content kaf 769.0 772.1 777.5 783.5 781.3 898.0 929.2 970.9 886.5 806.1 742.8 766.5
End -month elevation £t 5837.8 5837.9 5838.2 5838.6 5838.5 5844.5 5846.0 5848.0 5843.9 5839.8 5836.3 5837.6
Alcova Reservoir Operations Initial Content 156.2 Kaf Operating Limits: Max 184.4 Kaf, 5500.00 Ft.
-------------------- --- - - -- Min 145.3 Kaf, 5483.12 Ft.
Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct
------ ------ --- --- - - - - -- - - - - -- ------ - - - - -- - - - - -- -- - - -- -- - - -- ------ - - - - --
Total Inflow kaf 29.2 30.9 30.9 28.0 41.1 72.0 169.6 162.1 172.3 169.0 128.8 7.9
Total Inflow cfs 491. 503. 503. 504. 668. 1210. 2758. 2724. 2802. 2749. 2165. 128.
Turbine Release kaf 29.2 30.7 30.7 27.8 40.7 47.7 158.6 148.7 153.7 153.6 120.7 30.7
Spillway Release kaf 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0 0.0
Casper Canal Release kaf 0.0 0.0 0.0 0.0 0.0 0.0 10.0 12.0 17.0 14.0 7.0 0.0
Total Release kaf 29.2 30.7 30.7 27.8 40.7 47.7 168.6 160.7 170.7 167.6 127.7 30.7
Total Release cfs 491. 499. 499. 501. 662. 802. 2742. 2701. 2776. 2726. 2146, 499.
Evaporation kaf 0.3 0.2 0.2 0.2 0.4 0.8 1.0 1.4 1.6 1.4 1.1 0.7
End -month content kaf 155.9* 155.9* 155.9* 155.9* 155.9* 179.4* 179.4* 179.4* 179.4* 179.4* 179.4* 155.9*
End -month elevation ft 5487.9 5487.9 5487.9 5487.9 5487.9 5498.0 5498.0 5498.0 5498.0 5498.0 5498.0 5487.9