United Water Conservation District November 216 Hydrologic Conditions Report 217 Water Year December 6, 216
Page Intentionally Left Blank
PRECIPITATION (INCHES) PRECIPITATION (INCHES) PRECIPITATION (INCHES) 2. 18. SANTA PAULA #245 2. 18. LAKE PIRU #16 16. 14. Current year Historical Average 16. 14. Current year Historical Average 12. 12. 1. 1. 8. 8. 6. 2.3 2.67 6. 2.57 2.95 4. 2..62 1.35 4. 2..83 1.52. PRECIP IN NOV CUMULATIVE FOR WATER YEAR 217. PRECIP IN NOV CUMULATIVE FOR WATER YEAR 217 # 16 # # 245 # # # 239 Pacific 2. 18. EL RIO #239 N Ocean 16. 14. Current year Historical Average 12. 1. 5 5 1 Miles 8. 6. 4. 2. 1.76 2.11.93 1.27. PRECIP IN NOV CUMULATIVE FOR WATER YEAR 217 District-wide percent of normal precipitation = 54% UWCD November 216 Hydrologic Conditions Report. Page 1
Oct-15 Nov-15 Dec-15 Jan-16 Feb-16 Mar-16 Apr-16 May-16 Jun-16 Jul-16 Aug-16 Sep-16 Oct-16 Oct-15 Nov-15 Dec-15 Jan-16 Feb-16 Mar-16 Apr-16 May-16 Jun-16 Jul-16 Storage (acre-feet) Aug-16 Sep-16 Oct-16 Acre-Feet Acre-Feet 9, 8, 7, 6, 5, 4, 3, 2, 1, Cumulative flows passing Santa Felicia Dam for water year 216-17 = 487 A-F Monthly water release = 978 A-F Oct-16 Nov-16 Dec-16 Jan-17 Feb-17 Mar-17 Apr-17 May-17 Jun-17 Jul-17 Aug-17 Sep-17 Oct-17 Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Hydro Plant Outflow (Acre-Feet) Cumulative Hydro Plant Outflow (A-F) Lake Piru storage and outflow 7 6 Owed To DWU (- Owed To DWR) Castaic Lake Inflow Castaic Lake Outflow 8 Balance IMPORTED WATER Pyramid Lake Inflow (acre-feet) Pyramid Lake Outflow (acre-feet) 5 6 4 4 3 2 2 1-2 -4 Castaic Lake releases to downstream users Pyramid Lake releases to UWCD UWCD November 216 Hydrologic Conditions Report. Page 2
Locations of key wells, monthly groundwater elevation monitoring UWCD November 216 Hydrologic Conditions Report. Page 3
62 6 58 56 54 52 5 48 46 44 42 4 62 6 58 56 54 52 5 48 46 44 42 4 Last 1 Years Reference Elevation -29M2= 636.7 feet Reference Elevation -29C1= 663.3 feet 29M2 last data on 11/2/215 29C1 last data on 12/2/216 well dry Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 29M2 (well dry) 29C1 1926 to1971, w ell -3G2 R.P.= 629 feet 1968 to present, w ell -29M2 R.P.= 636.7 feet well dry Oct-2 Oct-3 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, wells 4N18W29M2S and 4N18W29C1S, Piru basin Last 1 Years Reference Elevation = 582.2 feet 62 6 58 56 54 52 5 48 46 last data on 12/2/216 44 42 4 Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 Reference Elevation = 582.2 feet 62 6 58 56 54 52 5 48 46 44 42 4 Oct-2 Oct-3 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, well 4N19W25M1S, Piru basin UWCD November 216 Hydrologic Conditions Report. Page 4
42 Last 1 Years 1978 to 214, w ell 23Q2, R.P. = 513.99 feet 215 to present, w ell 23N1, R.P. = 559. feet 4 38 36 last data on 11/28/216 34 Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 42 Reference Elevation = 513.99 feet 4 38 36 34 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, wells 4N2W23Q2S and 4N2W23N1S, Fillmore basin 38 Last 1 Years Reference Elevation = 376.61 feet 36 34 32 last data on 12/2/216 3 Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 38 Reference Elevation = 376.61 feet 36 34 32 3 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, well 3N2W2A1S, Fillmore basin UWCD November 216 Hydrologic Conditions Report. Page 5
22 Last 1 Years Reference Elevation = 237.31 feet 2 18 last data on 11/3/216 16 Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 22 Reference Elevation = 237.31 feet 2 18 16 Oct-2 Oct-3 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, well 3N21W16K1S, Santa Paula basin 8 6 4 2-2 Last 1 years Reference Elevation = 244.49 feet last data on 12/2/216-4 Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 8 Reference Elevation = 244.49 feet 6 4 2-2 -4 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, well 2N22W9K4S, Mound basin UWCD November 216 Hydrologic Conditions Report. Page 6
14 12 1 8 6 4 2-2 14 12 1 Last 1 Years last data on 11/3/215 1931 to 213, w ell -12R1; RP = 134.19 feet 213 to 214, w ell -12R4; RP = 137.11 feet 214 to present, w ell - 7L6; RP = 145.75 feet well dry Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 8 6 4 2 1931 to 213, w ell -12R1; RP = 134.19 feet 213 to 214, w ell -12R4; RP = 137.11 feet 214 to present, w ell - 7L6; RP = 145.75 feet -2 well dry Oct-3 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, wells 2N22W12R4S and 2N21W7L6S, Oxnard Forebay basin 1 8 6 4 2-2 -4-6 Last 1 Years 1931 to 24, w ell -22R1; RP = 93.6 feet 24 to present, w ell -22R2; RP = 93.9 feet last data on 12/2/216 Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 1931 to 24, w ell -22R1, RP = 93.6 feet 24 to present, w ell -22R2, RP = 93.9 feet 1 8 6 4 2-2 -4-6 Oct-3 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, well 2N22W22R1S and 2N22W22R2S, Oxnard Forebay basin UWCD November 216 Hydrologic Conditions Report. Page 7
6 4 2-2 -4 Last 1 Years last data on 12/2/216 Reference Elevation = 6.73 feet -6 Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 6 4 2-2 -4 1948 to 1994, w ell 1P1, R.P.= 51.7 feet 1995 to present, w ell2a2, R.P.= 6.73 feet -6 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, UAS well 1N22W2A2S, Oxnard Plain Last 1 Years Reference Elevation = 42.4 feet 2-2 -4-6 -8-1 -12 last data on 11/21/216-14 -16 Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 Reference Elevation= 42.4 feet 2-2 -4-6 -8-1 -12-14 -16 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, LAS well 1N22W13D3S (PTP #5), Oxnard Plain UWCD November 216 Hydrologic Conditions Report. Page 8
8 4-4 -8-12 -16 Last 1 Years -2 Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 2N/21W-34G5 (UAS) Reference Elevation = 92.45 feet 2N/21W-34G2 (LAS) Reference Elevation = 92.45 feet 8 4-4 -8-12 -16-2 Oct-89 Oct-93 Oct-97 Oct-1 Oct-5 Oct-9 Oct-13 Oct-17 2N/21W-34G5 (UAS) 2N/21W-34G2 (LAS) Historic groundwater elevation records, Upper and Lower Aquifer Systems, PV nested monitor well, Pleasant Valley basin 2-2 -6-1 Last 1 Years 1948 to 26, w ell 15Q2, R.P.= 21.47 feet 26 to present, w ell 15J4, R.P.= 29.69 feet -14 last data on 12/2/216-18 Oct-7 Oct-9 Oct-11 Oct-13 Oct-15 Oct-17 2 1948 to 26, w ell -15Q2, R.P.= 21.47 feet 26 to present, w ell -15J4 R.P.= 29.69 feet -2-6 -1-14 -18 Oct-4 Oct-5 Oct-6 Oct-7 Oct-8 Oct-9 Oct- Oct-1 Oct-2 Historic groundwater elevation records, LAS well 1N21W15J4S, Pleasant Valley basin UWCD November 216 Hydrologic Conditions Report. Page 9
4 2-2 -4-6 Oct-89 Oct-93 Oct-97 Oct-1 Oct-5 Oct-9 Oct-13 Oct-17 4 2-2 -4 CM-3 Groundwater Elevations 1N/23W-1C5 (UAS) A1 Groundwater Elevations -6 Oct-89 Oct-93 Oct-97 Oct-1 Oct-5 Oct-9 Oct-13 Oct-17 1N/22W-2J8 (UAS) 1N/23W-1C2 (LAS) 1N/22W-2J4 (LAS) DP Groundwater Elevations 2-2 -4-6 -8-1 -12-14 Oct-89 Oct-93 Oct-97 Oct-1 Oct-5 Oct-9 Oct-13 Oct-17 1N/22W-36K9 (UAS) 1N/22W-36K5 (LAS) 8 6 4 2-2 -4-6 -8 A Coastal Groundwater Elevation Transect, Upper Aquifer System CM3 A1 Hueneme Canyon CM4 sea level DP Mugu Canyon A' 2-2 -4-6 -8-1 -12-14 A MP Coastal Groundwater Elevation Transect, Lower Aquifer System CM3 A1 CM4 Hueneme Canyon sea level Coastal groundwater elevation transect, recent conditions DP Mugu Canyon UWCD November 216 Hydrologic Conditions Report. Page 1 A'
Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Monthly Water Deliveries - 216-217 Water Year (acre-feet) Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep PV Pipeline incl. c cust. (surface water).. PV Pipeline inc. C cust.(saticoy well field and 12+13).. Total to Pleasant Valley Pipeline.. Saticoy Well Field.. PTP (surface water).. PTP (groundwater) 769. 451.5 PTP (Saticoy well field & OH.).. Total PTP 769. 451.5 O-H Pipeline (groundwater) 88.9 786.5 Total Surface Water Delivery (PTP & PV).. Total Groundwater Delivery (OH & PTP & SW & OH 12-13) 1,649.9 1,238. Total Delivery, Surface Water & GW 1,649.9 1,238. Monthly water deliveries, 216-217 water year, in acre-feet Cumulative Water Deliveries - 216-217 Water Year (acre-feet) Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep PV Pipeline (surface water).. PV Pipeline (saticoy well field).. Total to Pleasant Valley Pipeline.. Saticoy Well Field *(inc. OH-12, OH-13).. PTP (surface water).. PTP (groundwater) 769. 1,22.5 PTP (Saticoy well field).. Total PTP 769. 1,22.5 O-H Pipeline (groundwater) 88.9 1,667.4 Total Surface Water Delivery (PTP & PV).. Total Groundwater Delivery (OH & PTP) 1,649.9 2,887.9 Total Delivery, Surface Water & GW 1,649.9 2,887.9 Cumulative water deliveries, 216-217 water year, in acre-feet 1,8 3,5 1,6 1,4 1,2 3, 2,5 1, 2, 8 6 4 1,5 1, 2 5 Pleasant Valley Pipeline Pumping Trough Pipeline Oxnard-Hueneme Pipeline Total Surface Water Delivery (PTP & PV) Total Groundwater Delivery (OH & PTP) Total Delivery, Surface Water & GW Cumulative deliveries by system Cumulative deliveries by source/type UWCD November 216 Hydrologic Conditions Report. Page 11
Acre-Feet Month Piru Spreading Freeman Diversion Saticoy Spreading El Rio Spreading Noble Pit Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Monthly diversion and recharge totals by facility, 216-217, in acre-feet Month Piru Spreading Freeman Diversion Saticoy Spreading El Rio Spreading Noble Pit Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Cumulative diversion and recharge totals by facility, 216-217, in acre-feet 1, Acre-Feet 8, 6, 4, 2, Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Freeman Diversion Saticoy Spreading El Rio Spreading Noble Pit Cumulative diversion at Freeman, and distribution to recharge facilities, in acre-feet 25 2 15 1 5 Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Cumulative diversions to Piru Spreading Grounds, 216-217, in acre-feet UWCD November 216 Hydrologic Conditions Report. Page 12
Cum. Saticoy/Freeman Diversion Cumulative Pipeline Deliveries Cumulative Freeman Diversion 12, 1, 8, 6, 4, 2, Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Average Monthly Diversions 199-214 216-217 Monthly Monthly 216-217 diversion at Freeman, compared to average monthly diversions (199-214) 2,5 2, 1,5 1, 5 Oct Nov Dec Jan Feb Mar Apr May Jun Jul Aug Sep Average Monthly Deliveries 199-214 216-217 Monthly Monthly 216-217 pipeline deliveries (surface water deliveries), compared to average monthly pipeline deliveries (199-214) 4,, 3,5, 3,86,66 Acre-Feet 3,, 2,5, 2,, 1,75,853 Acre-Feet 1,5, 1,, 5, Jan-25 Jan-35 Jan-45 Jan-55 Jan-65 Jan-75 Jan-85 Jan-95 Jan-5 Jan-15 Cumulative Saticoy/Freeman Diversion Cumulative Freeman Diversion (1991 to Present) Cumulative diversion at Saticoy and Freeman diversion, in acre-feet UWCD November 216 Hydrologic Conditions Report. Page 13
TOTAL DISSOLVED SOLIDS (MG/L) 24 22 2 18 16 14 12 1 8 6 4 2 24 22 2 18 16 14 12 1 8 6 4 2 Oct-12 Jan-13 Apr-13 Jul-13 Oct-13 Jan-14 Apr-14 Jul-14 Oct-14 Jan-15 Apr-15 Jul-15 Oct-15 Jan-16 Apr-16 Jul-16 Oct-16 Jan-17 Apr-17 Jul-17 Oct-17 Oct-12 Jan-13 Apr-13 Jul-13 Oct-13 Jan-14 Apr-14 Jul-14 Oct-14 Jan-15 Apr-15 Jul-15 Oct-15 Jan-16 Apr-16 Jul-16 Oct-16 Jan-17 Apr-17 Jul-17 Oct-17 TOTAL DISSOLVED SOLIDS (MG/L) NITRATE AND CHLORIDE (MG/L) Last 5 Years TDS Nitrate-NO3 Chloride Reach Dry Intermittently NITRATE AND CHLORIDE (MG/L) Santa Clara River water quality at Freeman Diversion 24 22 2 Last 5 Years TDS Nitrate-NO3 Chloride 24 22 2 18 18 16 16 14 14 12 12 1 1 8 8 6 6 4 4 2 2 Water quality of Upper Aquifer System wells, El Rio well field UWCD November 216 Hydrologic Conditions Report. Page 14
TOTAL DISSOLVED SOLIDS (MG/L) 24 22 2 18 16 14 12 1 8 6 4 2 Last 5 Years TDS Nitrate-NO3 Chloride 24 22 2 18 16 14 12 1 8 6 4 2 NITRATE AND CHLORIDE (MG/L) Oct-12 Jan-13 Apr-13 Jul-13 Oct-13 Jan-14 Apr-14 Jul-14 Oct-14 Jan-15 Apr-15 Jul-15 Oct-15 Jan-16 Apr-16 Jul-16 Oct-16 Jan-17 Apr-17 Jul-17 Oct-17 Oct-12 Jan-13 Apr-13 Jul-13 Oct-13 Jan-14 Apr-14 Jul-14 Oct-14 Jan-15 Apr-15 Jul-15 Oct-15 Jan-16 Apr-16 Jul-16 Oct-16 Jan-17 Apr-17 Jul-17 Oct-17 TOTAL DISSOLVED SOLIDS (MG/L) NITRATE AND CHLORIDE (MG/L) Santa Clara River water quality near Los Angeles/Ventura County line 24 22 2 Last 5 Years TDS Nitrate-NO3 Chloride 24 22 2 18 18 16 16 14 14 12 12 1 1 8 8 6 4 2 Reach Dry Intermittently 6 4 2 Santa Clara River water quality near Fillmore Fish Hatchery UWCD November 216 Hydrologic Conditions Report. Page 15
Oct-12 Jan-13 Apr-13 Jul-13 Oct-13 Jan-14 Apr-14 Jul-14 Oct-14 Jan-15 Apr-15 Jul-15 Oct-15 Jan-16 Apr-16 Jul-16 Oct-16 Jan-17 Apr-17 Jul-17 Oct-17 TOTAL DISSOLVED SOLIDS (MG/L) NITRATE AND CHLORIDE (MG/L) 24 22 2 18 16 14 12 1 8 6 4 2 Last 5 Years TDS Nitrate-NO3 Chloride 24 22 2 18 16 14 12 1 8 6 4 2 Piru Creek water quality below Santa Felicia Dam UWCD November 216 Hydrologic Conditions Report. Page 16
United Water Conservation District 1 # WLE change from last month Range of historic WLE (1989 to present) Current WLE
United Water Conservation District 1 +31 149 basin management objectives (BMO) # # WLE compared to BMO WLE change from last month Range of historic WLE (1989 to present) Current WLE +1 22 +2 46 +8 72 +17 132
United Water Conservation District *Since January 216, the decline of available storage has been underestimated since the up gradient well used in the calculation has been dry 215 (November) 124,1 AF 216 (current) >128,1 AF