PRRIP Meetings North Platte 04/21/2009

• Description: Agenda, Update of Districts 2009 Operations, North Platte River Water Supply Update, RCC REpresentatives and Alternates for the Upcoming 2010 Water Year Divisions 1, 6
• State: CO
• State: NE
• State: WY
• Basin: North Platte
• Basin: South Platte
• Water Division: 1
• Date: 4/21/2009
• Author: Various
• Title: Operations, North Platte River Water Supply Update, RCC Representatives and Alternates for the Upcoming 2010 Water Year Divisions 1, 6
• Water Supply Pro - Doc Type: Meeting

NPRAOP V1.1K 21 -Mar -2003 Run: 2- Apr -2009 17:35 Page 1
Based on Expected April -July Inflow Estimates: Seminoe 700KAF / Sweetwater 30KAF / Alcova- Glendo 100KAF
NORTH PLATTE RIVER OPERATING PLAN
Year Beginning Apr 2009
HYDROLOGY OPERATIONS
Seminoe Reservoir Operations Initial Content 528.6 Kaf Operating Limits: Max 1017.3 Kaf, 6357.00 Ft.
---------------------- - - - - -- Min 31.7 Kaf, 6239.02 Ft.
Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar
- - - - -- - - - - -- - - - - -- -- -- -- - - - - -- - - - - -- - - - - -- - - - - -- -- - - -- - - - - -- - - - - -- - - - - --
Total Inflow kaf 106.3 217.4 290.8 85.5 33.4 18.7 29.1 27.7 23.4 21.5 22.3 50.8
Total Inflow cfs 1786. 3536. 4887. 1391. 543. 314. 473. 466. 381. 350. 402. 826.
Turbine Release kaf 85.5 148.8 143.9 148.7 148.7 49.7 32.5 31.4 32.5 32.5 29.3 32.5
Jetflow 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
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 85.5 148.8 143.9 148.7 148.7 49.7 32.5 31.4 32.5 32.5 29.3 32.5
Total Release cfs 1437. 2420. 2418. 2418. 2418. 835. 529. 528. 529. 529. 528. 529.
Evaporation kaf 3.9 4.1 7.5 8.6 6.5 4.3 3.4 1.8 1.0 1.0 1.0 1.9
End -month content kaf 546.0* 607.0* 742.9 671.2 550.0* 515.0* 508.5 503.3 493.6 482.1 474.9 495.8#
End -month elevation ft 6327.7 6332.4 6341.8 6337.0 6328.0 6325.1 6324.5 6324.1 6323.3 6322.2 6321.6 6323.4
Kortes Reservoir Operations Initial Content 4.7 Kaf Operating Limits: Max 4.8 Kaf, 6142.73 Ft.
--------------------- - - - - -- Min 1.7 Kaf, 6092.73 Ft.
Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar
- - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - --
Total Inflow kaf 85.5 148.8 143.9 148.7 148.7 49.7 32.5 31.4 32.5 32.5 29.3 32.5
Total Inflow cfs 1437. 2420. 2418. 2418. 2418. 835. 529. 528. 529. 529. 528. 529.
Turbine Release kaf 85.4 148.8 143.9 148.7 148.7 49.7 32.5 31.4 32.5 32.5 29.3 32.5
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 85.4 148.8 143.9 148.7 148.7 49.7 32.5 31.4 32.5 32.5 29.3 32.5
Total Release cfs 1435. 2420. 2418. 2418. 2418. 835. 529. 528. 529. 529. 528. 529.
Pathfinder Reservoir Operations Initial Content 404.8 Kaf Operating Limits: Max 1016.5 Kaf, 5850.10 Ft.
------------------------- - - - - -- Min 31.4 Kaf, 5746.00 Ft.
Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar
- - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - ----
Sweetwater Inflow kaf 13.5 8.7 5.9 2.0 1.0 0.6 3.1 3.3 3.0 3.2 3.5 4.4
Kortes -Path Gain kaf 3.7 4.3 2.5 4.5 4.2 2.1 3.1 1.8 1.1 0.3 0.3 5.8
Inflow from Kortes kaf 85.4 148.8 143.9 148.7 148.7 49.7 32.5 31.4 32.5 32.5 29.3 32.5
Total Inflow kaf 102.6 161.8 152.3 155.2 153.9 52.4 38.7 36.5 36.6 36.0 33.1 42.7
Total Inflow cfs 1724. 2631. 2559. 2524. 2503. 881. 629. 613. 595. 585. 596. 694.
Turbine Release kaf 146.2 145.2 141.4 147.9 139.6 60.3 3.3 25.6 26.3 26.3 23.8 36.0
Jetflow Release kaf 4.5 4.6 4.5 4.6 4.6 4.5 4.6 4.5 4.6 4.6 4.2 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 150.7 149.8 145.9 152.5 144.2 64.8 7.9 30.1 30.9 30.9 28.0 40.6
Total Release cfs 2533. 2436. 2452. 2480. 2345. 1089. 128. 506. 503. 503. 504. 660.
Evaporation kaf 3.2 3.7 5.5 6.1 5.5 4.1 2.6 1.5 0.8 0.8 0.8 1.7
End -month content kaf 353.5 361.8 362.7 359.3 363.5 347.0 375.2 380.1 385.0 389.3 393.6 394.0
End -month elevation ft 5806.5 5807.4 5807.5 5807.1 5807.6 5805.8 5808.8 5809.3 5809.8 5810.2 5810.7 5810.7
Alcova Reservoir Operations Initial Content 158.6 Kaf Operating Limits: Max 184.4 Kaf, 5500.00 Ft.
--------------------- - - - - -- Min 145.3 Kaf, 5483.12 Ft.
Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar
- - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - -- - - - - --
Total Inflow kaf 150.7 149.8 145.9 152.5 144.2 64.8 7.9 30.1 30.9 30.9 28.0 40.6
Total Inflow cfs 2533. 2436. 2452. 2480. 2345. 1089. 128. 506. 503. 503. 504. 660.
Turbine Release kaf 129.1 138.8 132.5 133.9 133.8 56.7 30.7 29.8 30.7 30.7 27.8 40.2
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 10.0 12.0 17.0 9.0 7.0 0.0 0.0 0.0 0.0 0.0 0.0
Total Release kaf 129.1 148.8 144.5 150.9 142.8 63.7 30.7 29.8 30.7 30.7 27.8 40.2
Total Release cfs 2170. 2420. 2428. 2454. 2322. 1071. 499. 501. 499. 499. 501. 654.
Evaporation kaf 0.8 1.0 1.4 1.6 1.4 1.1 0.7 0.3 0.2 0.2 0.2 0.4
End -month content kaf 179.4* 179.4* 179.4* 179.4* 179.4* 179.4* 155.9* 155.9* 155.9* 155.9* 155.9* 155.9*
End -month elevation ft 5498.0 5498.0 5498.0 5498.0 5498.0 5498.0 5487.9 5487.9 5487.9 5487.9 5487.9 5487.9