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

Transcription

1 WATER RESOURCES SUMMARY June 216 INFLOWS & OUTFLOWS Total for Year to Date - (acre-feet) Month This Year Last Year BASIN SUPPLIES Water Purchases from MWD (excludes In Lieu) 7,231 45,12 48,727 Water into MWD Storage Account (excludes In Lieu) SAR & Santiago Creek Flows 7, ,23 17,924 (accounts for storage to/from recharge facilities) GWRS Water to Forebay 4,874 65,229 39,688 GWRS Water to Mid-Basin Injection Wells 124 1, GWRS Water to Talbert Barrier 2,955 35,233 36,471 OC-44 Water to Talbert Barrier 7 18 Alamitos Barrier Water 167 2,396 2,236 Incidental Recharge (estimated) 3,5 42, 49,931 Evaporation from Recharge Basins (366) (3,25) (2,94) River Flow Lost to Ocean (61) (3,23) Total Groundwater Recharge 26,31 3,97 279,172 WATER PRODUCTION Groundwater Production 27,68 278,242 35,265 MWD Storage Program Withdrawals 1,28 16,24 12,917 Total Groundwater Production 28, , ,182 BASIN BALANCE Change in Groundwater Storage (2,245) 6,425 (39,1) Change in Groundwater Storage excluding MWD Stored Water (1,37) 22,665 (39,1) Accumulated Overdraft , ,3 Accumulated Overdraft excluding MWD Storage ,56 393,121 IN LIEU WATER OCWD In Lieu Purchases MWD In Lieu Storage Total In Lieu OTHER KEY INFORMATION 1. MWD Water Deliveries to Producers 5,426 54,355 81, Basin Production Percentage 8.3% 79.8% 76.4% 3. Total Water Demand 35,99 365,35 415, Total GWRS Production 7,954 12,41 76,47 5. Green Acres Project Water 445 4,81 4, 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 1, , Water Storage Change in Recharge Facilities (3,57) 1,18 (418) 1. Total Artificial Recharge 22,46 257, , Monthly Mean Temperature at Santa Ana Fire Station ( F) Rainfall at FHQ (inches) /14/216

2 3 Orange County Sanitation District Influent Flows Report 25 Flow (MGD) 15 5 Plant 1 Influent Plant 2 Influent Total Flow Water Demands/Groundwater Pumping/RA Revenue Report Acre-feet (Thousands) 4 3 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 38,8 35,99 445, 365,35-79, % 24,9 28, , 294,482-27, % RA Revenue $8,17,8 $9,14,94 $13,684, $94,823,53 -$8,86, % Page 2 of 1

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

4 PRODUCERS WATER USAGE SUMMARY June 216 (AF except BPP) YTD JUNE WATER Ground- MWD CUP Reclaimed Total Total YTD YTD % Diff 216 YTD YTD AGENCY water (1) Withdrawals Water Import (2) Demand Demand Demand Demand BPP BPP BPP Anaheim 3, ,795 5,549 54,211 61,533 88% 67.6% 75.2% 72.6% Buena Park ,156 11,82 13,429 88% 68.% 75.2% 73.% East Orange County % 29.4% 73.1% 99.2% Fountain Valley ,174 1,923 84% 95.2% 75.%.% Fullerton 1, ,247 23,392 27,248 86% 83.6% 75.% 69.5% Garden Grove 1, ,34 21,54 24,62 89% 8.6% 75.2% 72.4% Golden State 1, ,25 21,32 24,646 85% 82.3% 75.4% 73.1% West OC System 1, ,221 13,11 14,819 88% 99.8% 99.8% 98.5% East OC System ,21 9,826 82% 56.5% 58.% 44.4% Huntington Beach 1,317 1,15 2,423 24,728 27,751 89% 54.4% 75.5% 59.8% Irvine Ranch 4,186 1, ,36 6,829 63,838 95% 97.7% 98.9% 99.% DRWF Clear 2,464-2,464 27,319 28,316 96%.% na na DRWF Color ,464 8,6 87%.% na na La Palma ,711 1,94 88% 44.6% 71.5%.% Mesa Water (MW) 1, ,613 16,229 18,77 87%.% 98.7% 88.7% MW Clear ,962 1,626 13%.% na na MW Color ,892 5,27 77%.% na na Newport Beach 1, ,323 13,256 16,14 83% 91.4% 75.1% 72.1% Orange 1, ,38 23,495 28,649 82% 76.1% 74.% 71.1% OCWD (GAP) %.%.%.% Santa Ana 2, ,9 33,173 36,981 9% 88.8% 75.1% 71.9% Seal Beach ,227 3,543 91% 51.6% 68.1% 77.3% Serrano ,73 2,837 73% 85.8% 58.4% 72.5% Tustin ,239 11,116 83% 76.2% 83.2% 73.8% Westminster ,244 11,621 88% 82.7% 75.3% 72.% Yorba Linda 1, ,7 15,735 19,981 79% 75.6% 68.6% 61.6% SUBTOTAL: 26,159 1,28 1,397 6,627 34, ,775 45,959 88% 85.7% 79.8% 76.4% Other Producers 98 na ,53 9,627 99% (Est ~3% of Subtotal) TOTAL: 27,68 1,28 1,397 6,634 35,99 365,35 415, % 79.8% 76.4% OCWD (Talbert Barrier) na 2,955 2,955 35,24 36,489 OCSD (GAP) na na 4 na Estimated (1) Excludes MWD CUP Withdrawals (2) Includes MWD CUP Withdrawals 7/14/216 11:7 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 25 Annual Forebay Recharge Recharge (TAF) 15 5 Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun YTD Artificial Recharge by OCWD 25 Recharge (TAF) Water Year SAR & Santiago Purchases CUP Direct GWRS Page 6 of 1

7 RECHARGE AREAS REPORT June 216 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 Percolation (AF) 3, , na 1,57 2 1,79 2,588 1,821 1,145 na 866 na 1, ,287 15,225 Remarks average perc 58 cfs Includes Olive and 5 Coves Includes Foster and Conrock basins see Off-River System OC-28 inflow OC-28 inflow GWR inflow and OC-28 inflow GWR inflow GWR inflow see off river system FLOWS TO RECHARGE AREAS (AF) LOSSES FROM RECHARGE AREAS (AF) Imperial Headgates (estimated) 8,53 Est'd SAR flow past Chapman Ave. GWRS 4,876 OC-28 (MWD) 3,153 Est'd Santiago Cr. flow to SAR OC-28a (MWD) Est'd flows past Raymond Basin CB-11 4,78 CB-18 Est'd local Forebay inflow below Imperial Calc'd evap (inches) Estimated 6.27 Est'd local Santiago inflow (estimated) Est'd evaporative losses 366 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 16,82 TOTAL LOSSES 366 STORAGE CHANGES (AF) SUMMARY (AF) Facility Begin End Net Deep basins 8,77 7,289-1,418 TOTAL INFLOW 16,82 Santiago Pits 5,74 3,552-2,152 TOTAL LOSSES 366 River STORAGE CHANGE -3,57 Off-river CALC'D PERCOLATION 19,287 Irvine Lake TOTAL 14,411 1,841-3,57 Page 7 of 1

8 DEEP BASINS MONTHLY STATUS June 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 2,767 2,584 2, na na 236 Olive Pit 183 na na na na Anaheim Lake 1, ,3 1, Mini-Anaheim Lk na na na Miller Basin , Kraemer Basin ,5 2, 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 1,81 2,23 2,67 1, River View Basin 12 8 na n na Santiago (Bond) 4,6 2,443 8, Santiago (Blu Dia) 1,644 1,19 5, Totals 14,411 1,841 26,4 12,526 Prado Dam 5 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