WATER RESOURCES SUMMARY September 2016 INFLOWS & OUTFLOWS Total for Year to Date - (acre-feet)

Transcription

1 WATER RESOURCES SUMMARY September 216 INFLOWS & OUTFLOWS Total for Year to Date - (acre-feet) Month This Year Last Year BASIN SUPPLIES Water Purchases from MWD (excludes In Lieu) 7,24 21,966 6,479 Water into MWD Storage Account (excludes In Lieu) SAR & Santiago Creek Flows 4,58 11,159 2,143 (accounts for storage to/from recharge facilities) GWRS Water to Forebay 2,889 13,9 15,771 GWRS Water to Mid-Basin Injection Wells GWRS Water to Talbert Barrier 2,5 8,645 9,553 OC-44 Water to Talbert Barrier Alamitos Barrier Water Incidental Recharge (estimated) 3, 9, 9,93 Evaporation from Recharge Basins (345) (1,19) (1,185) River Flow Lost to Ocean (11) Total Groundwater Recharge 19,84 64,346 6,742 WATER PRODUCTION Groundwater Production 28,48 88,392 76,153 MWD Storage Program Withdrawals 2,47 Total Groundwater Production 28,48 88,392 78,2 BASIN BALANCE Change in Groundwater Storage (8,568) (24,46) (17,459) Change in Groundwater Storage excluding MWD Stored Water (8,568) (24,46) (17,459) Accumulated Overdraft ,47 398,459 Accumulated Overdraft excluding MWD Storage , ,824 IN LIEU WATER OCWD In Lieu Purchases MWD In Lieu Storage Total In Lieu OTHER KEY INFORMATION 1. MWD Water Deliveries to Producers 6,821 22,41 18, Basin Production Percentage 8.6% 79.8% 78.7% 3. Total Water Demand 36, ,45 11, Total GWRS Production 5,528 23,282 26, Green Acres Project Water 427 1,47 1, 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 9, , Water Storage Change in Recharge Facilities (529) (959) (2,17) 1. Total Artificial Recharge 16,839 55,346 51, Monthly Mean Temperature at Santa Ana Fire Station ( F) Rainfall at FHQ (inches) /13/216

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 38,1 36, ,8 115,45-2, % 29, 28,48 88,65 88, % RA Revenue $11,658, $11,419,932 $35,637,3 $35,533,666 -$13, % 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 6 YTD Change in Groundwater Storage in OCWD Change in Storage (TAF) Water Year Page 3 of 1

4 PRODUCERS WATER USAGE SUMMARY September 216 (AF except BPP) YTD SEPT WATER Ground-n Reclaimed Total Total YTD YTD % Diff 216 YTD YTD AGENCY water (1) e Water Import (2) Demand Demand Demand Demand BPP BPP BPP Anaheim 4,87 1,68 5,154 16,733 14, % 79.3% 8.% 77.6% Buena Park ,98 3,641 3,396 17% 88.2% 88.4% 78.% East Orange County % 1.% 79.9% 1.% Fountain Valley ,94 2,753 15% 1.% 91.8% 76.1% Fullerton 1, ,42 7,477 6, % 82.5% 81.9% 86.3% Garden Grove 1, ,92 6,51 5,94 11% 64.% 68.2% 79.2% Golden State 1, ,272 6,879 5, % 81.2% 76.3% 76.% West OC System 1, ,275 3,978 3, % 99.9% 93.4% 99.8% East OC System ,9 2, % 57.3% 52.8% 46.% Huntington Beach 1, ,544 7,826 6, % 63.8% 59.4% 65.9% Irvine Ranch 4,7 1, ,894 18,372 17,133 17% 98.2% 97.8% 99.5% DRWF Clear 2,859-2,859 8,647 8,631 1% na na na DRWF Color ,25 2,14 13% na na na Laguna Beach na 43.% 13.3%.% La Palma % 56.% 48.1% 59.6% Mesa Water (MW) 1, ,695 5,391 4, % 1.% 1.% 1.% MW Clear ,763 2,558 18% na na na MW Color ,156 1, % na na na Newport Beach 1, ,322 4,372 3,978 11% 97.% 95.1% 82.1% Orange 1, ,535 7,795 6,492 12% 77.% 77.1% 59.5% OCWD (GAP) % 1.% 1.% 1.% Santa Ana 2, ,41 9,579 9,29 16% 72.2% 73.% 64.% Seal Beach , % 2.8% 18.6% 21.9% Serrano % 76.9% 75.7% 66.2% Tustin ,948 2, % 85.8% 82.9% 79.5% Westminster ,985 2,833 15% 76.4% 76.6% 78.6% Yorba Linda 1, ,843 5,863 4, % 68.5% 69.1% 67.9% SUBTOTAL: 27,653 1,462 6,628 35, ,28 98, % 8.6% 79.8% 78.7% Other Producers ,378 2,535 94% (Est ~3% of Subtotal) TOTAL: 28,48 1,463 6,637 36, ,46 11, % 79.8% 78.7% OCWD (Talbert Barrier) 2,5 4 2,54 8,649 9,555 OCSD (GAP) na 72 na Estimated (1) Excludes MWD CUP Withdrawals (2) Includes MWD CUP Withdrawals 1/13/216 15:8 Page 4 of 1

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

6 25 Annual Forebay Recharge 2 Recharge (TAF) Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun YTD Artificial Recharge by OCWD 8 7 Recharge (TAF) Water Year SAR & Santiago Purchases CUP Direct GWRS Page 6 of 1

7 RECHARGE AREAS REPORT September 216 Percolation (AF) Remarks RIVER SYSTEM 1,547 average perc 27cfs DESILTING SYSTEM OFF-RIVER SYSTEM Includes 5 Coves WARNER SYSTEM 642 Includes Foster and Conrock basins OLIVE BASIN 13 ANAHEIM LAKE 3,695 OC-28 inflow MINI-ANA LAKE 532 OC-28 inflow MILLER BASIN 1,32 OC-28, GWR inflow KRAEMER BASIN 747 GWR inflow MIRA LOMA 1,871 GWR inflow LA JOLLA BASIN PLACENTIA BASIN RAYMOND BASIN FIVE COVES BASIN 826 na 462 na see off river system BURRIS BASIN RIVER VIEW BASIN SANTIAGO BASINS SANTIAGO CREEK TOTALS 5-YR AVERAGE 1, ,148 15,497 FLOWS TO RECHARGE AREAS (AF) LOSSES FROM RECHARGE AREAS (AF) Imperial Headgates (estimated) 4,94 Est'd SAR flow past Chapman Ave. GWRS 2,89 OC-28 (MWD) 6,98 Est'd Santiago Cr. flow to SAR OC-28a (MWD) Est'd flows past Raymond Basin CB CB-18 Est'd local Forebay inflow below Imperial Calc'd evap (inches) Estimated 5.92 Est'd local Santiago inflow (estimated) Est'd evaporative losses 345 Irvine lake releases (OC-13 MWD) Villa Park Dam releases (estimated) Precip at Warner Basin (inches).1 Precip direct to open water surfaces 1 TOTAL INFLOW 13,964 TOTAL LOSSES 345 STORAGE CHANGES (AF) Facility Begin End Net Deep basins 7,284 6, TOTAL INFLOW 13,964 Santiago Pits 3,127 3, TOTAL LOSSES 345 River STORAGE CHANGE -529 Off-river CALC'D PERCOLATION 14,148 Irvine Lake TOTAL 1,411 9, SUMMARY (AF) Page 7 of 1

8 DEEP BASINS MONTHLY STATUS September 216 (values in acre-feet) Facility Storage Storage Maximum Total Max Avg Avg W.S. Start End Storage Perc Perc Perc Elev Desilting Ponds na na na Fos-Huckleberry na na na na Conrock Basin na na na na Warner Basins 2,647 2,78 2, na na 235 Olive Pit Anaheim Lake ,3 3, Mini-Anaheim Lk na na na Miller Basin , Kraemer Basin 667 1, Mira Loma , La Jolla Basin Placentia Basin 35 na na na na Raymond Basin na na na Five Coves Basins na na na na Burris Pit 2,4 1,48 2,67 1, River View Basin 12 na na na Santiago (Bond) 2,88 2,35 8, na na na Santiago (Blu Dia) 1,39 1,2 5, na Totals 1,411 9,882 26,4 11,645 Prado Dam 6 25, 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 Water Level Elevation (Feet MSL) TALBERT BARRIER MONITORING WELL OCWD-M Talbert/Lambda Aquifer Mergence Zone Perforated Interval: ft. bgs Talbert Barrier Injection Protective Level to Prevent Seawater Intrusion Fountain Valley Groundwater Production IRWD Groundwater Production Mesa Water Groundwater Production Huntington Beach Groundwater Production Newport Beach Groundwater Production 3, 6, 9, 3, 2, 1, Groundwater Production (A-ft) Talbert Barrier Injection (A-ft) Page 1 of 1