1

Truckee RiverWater Accounting Modeling Effort

RiverWare User MeetingJune 2003 @ Univ. of Colorado,

CADSWES, Boulder CO

2

MARTIS

Nixon

FernleyDerby Dam

WINNEMUCCALAKE (dry)

STAMPEDETRUCKEERIVER

CARSONLAKE

CARSON RIVER

LAKE TAHOE

DONNER

Stillwater NWR

LAHONTANBOCA

INDEPENDENCE

PROSSER Truckee

Reno/Sparks

NewlandsProject

CarsonCity

Fallon

PYRAMIDLAKE

Tahoe City

TRUCKEECANAL

Pyramid Lake Paiute Indian Reservation

Fallon Paiute-Shoshone Indian Reservation

NE

VA

DA

CA

LIF

OR

NIA

3

Lake Tahoe

4

Tahoe Dam below Lake Tahoe

5

Stampede

6

7

MARTIS

Nixon

FernleyDerby Dam

WINNEMUCCALAKE (dry)

STAMPEDETRUCKEERIVER

CARSONLAKE

CARSON RIVER

LAKE TAHOE

DONNER

Stillwater NWR

LAHONTANBOCA

INDEPENDENCE

PROSSER Truckee

Reno/Sparks

NewlandsProject

CarsonCity

Fallon

PYRAMIDLAKE

Tahoe City

TRUCKEECANAL

Pyramid Lake Paiute Indian Reservation

Fallon Paiute-Shoshone Indian Reservation

NE

VA

DA

CA

LIF

OR

NIA

8

Truckee Meadows M&I

9

Truckee Meadows

10

Derby Dam

11

Pyramid Lake Fish

12

Operations

Current Operations – 1935 Truckee River Current Operations – 1935 Truckee River AgreementAgreement

Future Operations – Truckee River Operating Future Operations – Truckee River Operating AgreementAgreement

13

Reservoir Operations (Private)

IndependenceIndependence Lake Lake Storage owned by Storage owned by

Sierra Pacific Power Co.Sierra Pacific Power Co. Released for M&I Released for M&I

drought reliefdrought reliefDonner LakeDonner Lake Storage owned by Sierra Pacific Storage owned by Sierra Pacific

Power Co. and Truckee-Carson Power Co. and Truckee-Carson Irrigation DistrictIrrigation District

Released in fall for Released in fall for M&I/IrrigationM&I/Irrigation

CA

NV

INDEPENDENCE

DONNER

14

Reservoir Operations (Federal)

Stampede ReservoirStampede Reservoir Cui-ui and Lahontan Cui-ui and Lahontan Released for M&I cutthroat Released for M&I cutthroat

trouttrout

Prosser Creek ReservoirProsser Creek Reservoir Uncommitted water (cui-ui) Uncommitted water (cui-ui)

Lahontan cutthroat troutLahontan cutthroat trout Released for M&I / IrrigationReleased for M&I / Irrigation

Martis Creek ReservoirMartis Creek Reservoir Flood controlFlood control

CA

NV

PROSSER

STAMPEDE

MARTIS

15

Reservoir Operations

Lake Tahoe and and Boca water water Released for Floriston Rates Released for Floriston Rates

(Orr Ditch Decree) (Orr Ditch Decree) -- 300-500 cfs at Farad (Stateline)-- 300-500 cfs at Farad (Stateline)

Tahoe--Prosser Exchange Exchange Maintain 50-70 cfs downstream Maintain 50-70 cfs downstream

from Lake Tahoefrom Lake Tahoe

Flood control in Flood control in Prosser and and Boca

Lake Tahoe $ Prosser Creek Reservoir $ Boca Reservoir

CA

NV

PROSSERBOCA

LAKETAHOE

16

Tahoe Prosser Exchange

CA

NV

PROSSER

STAMPEDE

MARTIS

17

Truckee River Operational Priorities

1) 9,500 AF Donner & 1) 9,500 AF Donner & 3,000 AF Independence3,000 AF Independence

2) Claims 1&22) Claims 1&2 3) Diversions in 3) Diversions in

California prior to California prior to October 28, 1990 (except October 28, 1990 (except Orr Ditch Decree rights & Orr Ditch Decree rights & Sierra Valley Decree)Sierra Valley Decree)

4) 40 cfs by Sierra4) 40 cfs by Sierra

5) California diversions 5) California diversions after Oct 28, 1990after Oct 28, 1990

6) Orr Ditch rights6) Orr Ditch rights 7) Floriston rates7) Floriston rates 8) 25,000 AF Boca8) 25,000 AF Boca 9) Claim 39) Claim 3

18

Truckee River Operational Priorities

10) 15,850 AF Boca10) 15,850 AF Boca 11) 14,500 AF 11) 14,500 AF

IndependenceIndependence 12)126,000 AF Stampede12)126,000 AF Stampede 13) 30,000 AF Prosser13) 30,000 AF Prosser 14) Tribe’s 14) Tribe’s

unappropriated waterunappropriated water

19

COLORED WATER VIA ACCOUNTS

Water Quality Water/Fernley M&I Water

Fish Credit Non-Firm M&I Credit

Fish Water

Firm M&I Credit

20

Water Quality Water/Fernley M&I Water

Fish Credit Non-Firm M&I Credit

Fish Water

Firm M&I Credit

21

STORAGE ACCOUNTS

22

TROA (types of water)

Floriston Rate WaterFloriston Rate Water Project WaterProject Water POSW WaterPOSW Water Imported WaterImported Water Additional California Environmental Credit WaterAdditional California Environmental Credit Water California Environmental Credit WaterCalifornia Environmental Credit Water California M&I Credit WaterCalifornia M&I Credit Water Fernley Municipal Credit WaterFernley Municipal Credit Water

23

TROA (types of water)

Fish Credit WaterFish Credit Water Fish WaterFish Water Joint Program Fish Credit WaterJoint Program Fish Credit Water Newlands Project Credit WaterNewlands Project Credit Water Other Credit WaterOther Credit Water Power Company Emergency Credit WaterPower Company Emergency Credit Water Power Company M&I Credit Water (Firm and Non-Firm M&I)Power Company M&I Credit Water (Firm and Non-Firm M&I) Project Water in Another ReservoirProject Water in Another Reservoir Water Quality Credit WaterWater Quality Credit Water

24

TROA Credit Water Priorities

1. Impoundment of California M&I Credit Water and California Environmental Credit 1. Impoundment of California M&I Credit Water and California Environmental Credit Water in Lake TahoeWater in Lake Tahoe

2. Operations involving Power Company M&I Credit Water, Fish Credit Water, Joint 2. Operations involving Power Company M&I Credit Water, Fish Credit Water, Joint Program Fish Credit Water, and certain operations of Fish Water (see related section Program Fish Credit Water, and certain operations of Fish Water (see related section below) below)

3. Operations, other than impoundment in Lake Tahoe, involving California M&I Credit 3. Operations, other than impoundment in Lake Tahoe, involving California M&I Credit Water and California Environmental Credit Water Water and California Environmental Credit Water

4. Operations involving Water Quality Credit Water or Fernley Municipal Credit Water4. Operations involving Water Quality Credit Water or Fernley Municipal Credit Water 5. Operations involving Project Water in Another Reservoir, including Project Water 5. Operations involving Project Water in Another Reservoir, including Project Water

that becomes Project Water in Another Reservoirthat becomes Project Water in Another Reservoir 6. Impoundment of Additional California Environmental Credit Water6. Impoundment of Additional California Environmental Credit Water 7. Operations involving Newlands Project Credit Water7. Operations involving Newlands Project Credit Water 8. Operations, other than impoundment of Additional California Environmental Credit 8. Operations, other than impoundment of Additional California Environmental Credit

Water, involving Other Credit Water and Additional California Environmental Credit Water, involving Other Credit Water and Additional California Environmental Credit WaterWater

25

TROA Water Spill Order

1. Other Credit Water and Additional California Environmental 1. Other Credit Water and Additional California Environmental Credit Water Credit Water

2. Newlands Project Credit Water2. Newlands Project Credit Water 3. Project Water in Another Reservoir3. Project Water in Another Reservoir 4. Water Quality Credit Water and Fernley Municipal Credit 4. Water Quality Credit Water and Fernley Municipal Credit

WaterWater 5. California Environmental Credit Water5. California Environmental Credit Water 6. California M&I Credit Water6. California M&I Credit Water 7. Fish Credit Water, Joint Program Fish Credit Water, and Non-7. Fish Credit Water, Joint Program Fish Credit Water, and Non-

Firm M&I Credit WaterFirm M&I Credit Water 8. Project Waters and Private Waters from their own reservoirs8. Project Waters and Private Waters from their own reservoirs

26

Other Credit WaterWater Quality Water/Fernley M&I Water

California M&I Water

Fish Credit Non-Firm M&I Credit

Fish Water

Firm M&I Credit

M&I Emergency Drought Supply

Acquireddiversion

rights

Single purposepower

component ofFloriston Rates

StorableLittle

TruckeeRiver

PrivateWater &

Former AgriculturalWater Rights

Exchangedfrom

Lake Tahoe

Sources For Stampede Storage Categories With TROA

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NOTWITHSTANDINGNOTWITHSTANDING

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Potential TROA Signatories

U.S Department of the U.S Department of the InteriorInterior

State of California State of California

State of NevadaState of Nevada

Pyramid Lake Paiute Tribe Pyramid Lake Paiute Tribe

Sierra Pacific Power Co.Sierra Pacific Power Co.

• Fallon Paute-Shoshone TribesFallon Paute-Shoshone Tribes

• Truckee-Carson Irrigation Truckee-Carson Irrigation DistrictDistrict

• Town of FernleyTown of Fernley

• Churchill CountyChurchill County

• Washoe CountyWashoe County

• City of SparksCity of Sparks

• Washoe County Water Washoe County Water Conservation DistrictConservation District

• City of RenoCity of Reno

• Carson-Truckee Water Carson-Truckee Water Conservancy DistrictConservancy District

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Hydrologic Data Base

(HDB)

Long-term Planning

Short-Mid-term

Operations Accounting

StormWatch

Scheduling

R.O.Forecasts

Modular Modeling System (MMS)

Data Sources Analysis Quali ty Control

Uncertainty Trade-offs

Ecosystem Models

Precipitation Runoff Models

Physical Sys. Models

RiverWare Reservoir and River Systems Models

30DIADvisor – Farad

31

Hydrologic Data Base

(HDB)

Long-term Planning

Short-Mid-term

Operations Accounting

StormWatch

Scheduling

R.O.Forecasts

Modular Modeling System (MMS)

Data Sources Analysis Quali ty Control

Uncertainty Trade-offs

Ecosystem Models

Precipitation Runoff Models

Physical Sys. Models

RiverWare Reservoir and River Systems Models

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NRCS APR 1 FORECASTS - KAF YEAR ACTUAL FORECST % ERRYEAR ACTUAL FORECST % ERR 19901990 27.4 27.4 30 30 - 9 - 9 19911991 50.6 50.6 50 50 + 1+ 1 19921992 17.5 17.5 38 38 - 117- 117 19931993 258.9258.9 195 195 + 25+ 25 19941994 32.5 32.5 50 50 - 54- 54 19951995 469.0469.0 260 260 + 45+ 45 19961996 304.1304.1 210 210 + 31+ 31 19971997 249.2249.2 310 310 - 24- 24 19981998 314.2314.2 270 270 + 14+ 14 19991999 284.0284.0 235 235 + 17+ 17

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Upper Truckee Vicinity

PRMS Basin delineation for Upper Truckee Basin

34

AUTOMATED PARAMETER ESTIMATION USING THE GIS WEASEL

35

USGS Hydrologic Response Unit

36

MMS ESP ToolAll Computed Traces using 1975 - 1998

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MMS ESP ToolOperator selected 10, 50, and 90 % probability of exceedance

38

ESP Forecasts

La Niña Years

ENSO Neutral

39

Hydrologic Data Base

(HDB)

Long-term Planning

Short-Mid-term

Operations Accounting

StormWatch

Scheduling

R.O.Forecasts

Modular Modeling System (MMS)

Data Sources Analysis Quali ty Control

Uncertainty Trade-offs

Ecosystem Models

Precipitation Runoff Models

Physical Sys. Models

RiverWare Reservoir and River Systems Models

40

Daily Natural Flow Data Bad data Bad data [Jorgeson, 2002][Jorgeson, 2002]

Outlier

-600.0

-400.0

-200.0

0.0

200.0

400.0

600.0

800.0

1000.0

10/1

5/8

2

10/2

2/8

2

10/2

9/8

2

11/5

/82

11/1

2/8

2

Date

Infl

ow

(cfs

)

184000

186000

188000

190000

192000

194000

196000

198000

Sto

rag

e (

ac-f

t)

Inf low (cfs) Storage (ac-ft)

Corrected Outlier

0.0

100.0

200.0

300.0

400.0

500.0

600.0

700.0

800.0

900.0

1000.0

10/15/1982 10/25/1982 11/4/1982 11/14/1982

Date

Infl

ow

(cfs

)

184000

186000

188000

190000

192000

194000

196000

198000

Sto

rag

e (

ac-f

t)

Corrected Inflow Corrected Storage

41

Data Storage System (HEC-DSS)

Corps of Engineers DatabaseCorps of Engineers Database Excellent for time series dataExcellent for time series data Temporary data base until HDB in place Temporary data base until HDB in place Poor for storing table data, metadataPoor for storing table data, metadata

42

Hydrologic Data Base (HDB)Current Research and Development

Database of RecordDatabase of Record store base data and derive all other datastore base data and derive all other data track all changes of datatrack all changes of data able to reproduce data that decisions were made fromable to reproduce data that decisions were made from consistent view of the historical, current and future state of the consistent view of the historical, current and future state of the

systemsystem ““Corporate” HDBCorporate” HDB

keeping each database “in sync”, redundancykeeping each database “in sync”, redundancy HDB Web AccessHDB Web Access

43

Hydrologic Data Base

(HDB)

Long-term Planning

Short-Mid-term

Operations Accounting

StormWatch

Scheduling

R.O.Forecasts

Modular Modeling System (MMS)

Data Sources Analysis Quali ty Control

Uncertainty Trade-offs

Ecosystem Models

Precipitation Runoff Models

Physical Sys. Models

RiverWare Reservoir and River Systems Models

44

RiverWare Models

AccountingAccounting ForecastingForecasting SchedulingScheduling PlanningPlanning

45

46

Water Quality Settlement Agreement

INDEPENDENCE

Nixon

DONNERMARTIS

STAMPEDE

BOCA

PROSSER

TRUCKEERIVER

PYRAMIDLAKE

Reno/Sparks

NE

VA

DA

CA

LIF

OR

NIA

LAKE TAHOE

47

Outline of approach

48

Scenarios

ScenarioI

II

III

IV

Description

WQCW storage, spill, and release to meet target of 22 oC

WQCW storage, spill, and release to meet target of 22 oC

WQCW storage, spill, and release to meet seasonal strategy target

P = 0.1, No seasonal strategies

P = 0.3, No seasonal strategies

Baseline river operations, WQCW Storage and Spill

P = 0.3, Seasonal strategies include degree-day and climate forecast

49

Climate forecast Modify the target temperature based on:Modify the target temperature based on:

Volume of WQCW available Volume of WQCW available Climate forecast of above normal temperaturesClimate forecast of above normal temperatures

Valid May 2002 0.5 MO LL Monthly, Temperature

50

10

15

20

25

6/1/1994 7/1/1994 7/31/1994 8/30/1994Tru

cke

e R

ive

r S

tre

am

Te

mp

era

ture

(ºC

)

Scenario IV

Scenario III

Scenario IIScenario I, Baseline Operations

Results (cont.)

51

Total Volume of WQCWScenario Violations (days) released (acre-feet)I, Baseline Operations 216 23,000II, P = 0.1Target = 22 ºC 117 63,000III,P = 0.3Target = 22 ºC 94 62,800IV,P = 0.3, Seasonal Strategies 76 62,600

Violations and WQCW released (1988-1994)

52

Water Quality Modeling

Utilize existing basin-specific water quality Utilize existing basin-specific water quality modelsmodels

Eventually provide real-time decisionsEventually provide real-time decisions Operate interactively with RiverWareOperate interactively with RiverWare

Give example of integration between RW and other Give example of integration between RW and other modelsmodels

Create similarity to WaRSMP couterpart “MMS”Create similarity to WaRSMP couterpart “MMS”

53

WQ Modeling – Coming Soon

54

COLORED WATER VIA ACCOUNTS

Water Quality Water/Fernley M&I Water

Fish Credit Non-Firm M&I Credit

Fish Water

Firm M&I Credit

55

Cui-ui