WATER RESOURCES SUMMARY July 2015

Transcription

1 BASIN SUPPLIES INFLOWS & OUTFLOWS Total for Year to Date - (acre-feet) Month This Year Last Year Water Purchases from MWD (excludes In Lieu) 3,713 3,713 6,117 Water into MWD Storage Account (excludes In Lieu) SAR & Santiago Creek Flows 7,65 7,65 4,94 (accounts for storage to/from recharge facilities) GWRS Water to Forebay 4,561 4,561 2,659 GWRS Water to Talbert Barrier 3,252 3,252 3,16 OC-44 Water to Talbert Barrier Alamitos Barrier Water Incidental Recharge (estimated) 3,5 3,5 3,5 Evaporation from Recharge Basins (42) (42) (292) River Flow Lost to Ocean WATER PRODUCTION WATER RESOURCES SUMMARY July 215 Total Groundwater Recharge 21,81 21,81 2,15 Groundwater Production 25,29 25,29 31,365 MWD Storage Program Withdrawals 2,63 Total Groundwater Production 25,29 25,29 33,995 BASIN BALANCE Change in Groundwater Storage (3,228) (3,228) (13,845) Change in Groundwater Storage excluding MWD Stored Water (3,228) (3,228) (13,845) Accumulated Overdraft ,62 355,91 Accumulated Overdraft excluding MWD Storage , ,223 IN LIEU WATER OCWD In Lieu Purchases MWD In Lieu Storage Total In Lieu OTHER KEY INFORMATION 1. MWD Water Deliveries to Producers 5,821 5,821 9, Basin Production Percentage 81.1% 81.1% 72.4% 3. Total Water Demand 32,265 32,265 44, Total GWRS Production 7,812 7,812 5, Green Acres Project Water SAR Water Quality - Total Dissolved Solids (TDS) of SAR below Prado Dam (ppm) Total Nitrogen of SAR below Prado Dam (ppm) Month-End Water Storage Behind Prado Dam Month-End Water Storage in Recharge Facilities 8, , Water Storage Change in Recharge Facilities (1,86) (1,86) (1,54) 1. Total Artificial Recharge 18,296 18,296 16, Monthly Mean Temperature at Santa Ana Fire Station ( F) Rainfall at FHQ (inches) /13/215

2 3 Orange County Sanitation District Influent Flows Report 25 Flow (MGD) Plant 1 Influent Plant 2 Influent Total Flow Water Demands/Groundwater Pumping/RA Revenue Report Acre-feet (Thousands) Total Water Demand Budgeted Total Pumping Budgeted Total Water Demand Actual Total Pumping Actual Monthly Accumulated Total for the Year Budget Actual Budget Actual Difference Percent Total Water Demand Total Pumping 47,6 32,265 47,6 32,265 15, % 33,25 25,29 33,25 25,29 8, % RA Revenue $1,76,5 $8,59,448 $1,76,5 $8,59,448 $2,647, % Page 2 of 1

3 Accumulated Overdraft (TAF) (1) (2) (3) (4) Basin Full 1969 Accumulated Overdraft (5) Calendar Year Overdraft Overdraft w/o MWD Storage Water 3 YTD Change in Groundwater Storage in OCWD 2 Change in Storage (TAF) Water Year Page 3 of 1

4 YTD JULY WATER Ground- MWD CUP Reclaimed Total Total YTD YTD % Diff 215 YTD YTD AGENCY water (1) Withdrawals Water Import (2) Demand Demand Demand Demand BPP BPP BPP Anaheim 3, 1,1 4,1 4,1 6,554 63% 73.2% 73.2% 73.1% Buena Park ,116 1,116 1,554 72% 75.1% 75.1% 72.% East Orange County % 1.% 1.% 1.% Fountain Valley ,216 72% 1.% 1.% 1.% Fullerton 1, ,187 2,187 2,985 73% 86.7% 86.7% 73.9% Garden Grove 1, ,959 1,959 2,567 76% 85.8% 85.8% 7.% Golden State 1, ,895 1,895 2,777 68% 82.5% 82.5% 64.6% West OC System 1, ,168 1,168 1,634 72% 99.8% 99.8% 93.3% East OC System ,143 64% 54.8% 54.8% 42.% Huntington Beach 1, ,225 2,225 3,52 73% 59.9% 59.9% 51.4% Irvine Ranch 4,288 1, ,347 5,347 6,225 86% 99.4% 99.4% 98.7% DRWF Clear 2,619-2,619 2,619 2,953 89%.% na na DRWF Color %.% na na La Palma % 57.% 57.% 1.% Mesa Water (MW) 1, ,55 1,55 2,56 73% 1.% 1.% 86.7% MW Clear %.% na na MW Color %.% na na Newport Beach 1, ,264 1,264 1,878 67% 94.2% 94.2% 7.1% Orange 1,5 65 2,15 2,15 3,164 68% 69.8% 69.8% 68.2% OCWD (GAP) % 1.% 1.% 1.% Santa Ana 2, ,21 3,21 3,841 79% 72.5% 72.5% 53.4% Seal Beach % 35.3% 35.3% 25.4% Serrano % 76.8% 76.8% 74.5% Tustin ,256 63% 88.8% 88.8% 6.9% Westminster ,24 69% 75.5% 75.5% 84.9% Yorba Linda 1, ,485 1,485 2,46 62% 68.% 68.% 57.2% SUBTOTAL: 24,245 1,415 5,813 31,473 31,473 43,834 72% 81.1% 81.1% 72.4% Other Producers 784 na ,8 73% (Est ~3% of Subtotal) PRODUCERS WATER USAGE SUMMARY July 215 (AF except BPP) TOTAL: 25,29 1,415 5,821 32,265 32,265 44, % 81.1% 72.4% OCWD (Talbert Barrier) na 3, ,253 3,253 3,17 OCSD (GAP) na na 69 na Estimated (1) Excludes MWD CUP Withdrawals (2) Includes MWD CUP Withdrawals 8/13/215 12:57 Page 4 of 1

5 4 Annual Groundwater Production 35 3 Production (TAF) Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun YTD Total Demand in OCWD 5 Total Demand (TAF) Water Year Groundwater MWD+OCWD In Lieu CUP Withdrawals Import Recycled Water Page 5 of 1

6 2 Annual Forebay Recharge Recharge (TAF) Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun YTD Artificial Recharge by OCWD 3 25 Recharge (TAF) Water Year SAR & Santiago Purchases CUP Direct GWRS Page 6 of 1

7 RIVER SYSTEM DESILTING SYSTEM OFF-RIVER SYSTEM WARNER SYSTEM OLIVE BASIN ANAHEIM LAKE MINI-ANA LAKE MILLER BASIN KRAEMER BASIN MIRA LOMA LA JOLLA BASIN PLACENTIA BASIN RAYMOND BASIN FIVE COVES BASIN BURRIS BASIN RIVER VIEW BASIN SANTIAGO BASINS SANTIAGO CREEK TOTALS 5-YR AVERAGE RECHARGE AREAS REPORT July 215 Percolation (AF) 3,775 1, na 2, , , na ,913 15, cfs daily avg. estimated Includes Olive and 5Coves basins Includes Foster and Conrock basins see off river system OC-28A inflow OC-28A inflow OC-28A inflow, GWR inflow OC-28A inflow, GWR inflow GWR inflow see off river system Remarks FLOWS TO RECHARGE AREAS (AF) LOSSES FROM RECHARGE AREAS (AF) Imperial Headgates (estimated) 5,798 Est'd SAR flow past Chapman Ave. 8,647 GWRS 4,555 OC-28 (MWD) Est'd Santiago Cr. flow to SAR OC-28a (MWD) 3,713 Est'd flows past Raymond Basin CB-11 CB-18 Est'd local Forebay inflow below Imperial 6 Calc'd evap (inches) Estimated 7.2 Est'd local Santiago inflow (estimated) 56 Est'd evaporative losses 42 Irvine lake releases (OC-13 MWD) Villa Park Dam releases (estimated) Precip at Warner Basin (inches) 1.12 Precip direct to open water surfaces 65 TOTAL INFLOW 14,247 TOTAL LOSSES 9,67 STORAGE CHANGES (AF) Facility Begin End Net Deep basins 4,933 4, TOTAL INFLOW 14,247 Santiago Pits 4,8 3, TOTAL LOSSES 9,67 River STORAGE CHANGE -1,86 Off-river CALC'D PERCOLATION 6,266 Irvine Lake TOTAL 9,733 8,647-1,86 SUMMARY (AF) Page 7 of 1

8 DEEP BASINS MONTHLY STATUS July 215 (values in acre-feet) Facility Storage Storage Maximum Total Max Avg Avg W.S. Start End Storage Perc Perc Perc Elev Desilting Ponds 23 na na na Fos-Huckleberry na na na na Conrock Basin na na na na Warner Basins 2,644 2,296 2, na na na Olive Pit 183 na na na na Anaheim Lake ,3 2, Mini-Anaheim Lk na na na Miller Basin , Kraemer Basin , Mira Loma , La Jolla Basin Placentia Basin 35 na na na Raymond Basin na na na Five Coves Basins na na na na Burris Pit , River View Basin na na na Santiago (Bond) 3,515 2,93 8, Santiago (Blu Dia) 1, , Totals 9,733 8,647 26,4 9,555 Prado Dam , Page 8 of 1

9 Cumulative Forebay Rainfall 15 Rainfall (Inches) 1 5 Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun 25-Yr Avg. Rain Temperature at Santa Ana Fire Station Temperature (F ) Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun 15-yr. Avg Page 9 of 1

10 TALBERT BARRIER MONITORING WELL OCWD-M26 3 3, 2 6, 1 9, -1 3, -2 2, -3 1, Talbert/Lambda Aquifer Mergence Zone Perforated Interval: ft. bgs Fountain Valley Groundwater Production Talbert Barrier Injection Mesa Water Groundwater Production Protective Level to Prevent Seawater Intrusion Huntington Beach Groundwater Production Talbert Barrier Injection (A-ft) Groundwater Production (A-ft) Water Level Elevation (Feet MSL) 4 IRWD Groundwater Production Newport Beach Groundwater Production Page 1 of 1