Ventura County Watershed Protection District HSPF Flood Forecasting Models Run Type: Forecast QPF Forecast Model: HCC QPF Date: 05/13/2026 16:54:52 Report Generated: 05/13/2026 20:34 ****** Ventura River HSPF ****** Location Name Flow Peak Time Alert Stage Spillway Matilija Creek above Reservoir 24 05/12/2026 00:00 Matilija Dam 25 05/18/2026 23:45 1095.56 1095.38 Matilija Creek below Dam 31 05/12/2026 04:45 NF Matilija Creek 8.1 05/12/2026 00:00 Ventura River near Ojala 31 05/12/2026 05:00 Ventura River bl Robles Diversion 33 05/12/2026 04:45 Happy Valley Drain 0.1 05/18/2026 21:00 Ventura River at Santa Ana Blvd 35 05/12/2026 05:15 San Antonio abv Spreading Grnds 4.4 05/12/2026 00:00 Thacher Creek at Boardman 1.0 05/12/2026 00:15 Fox Canyon Drain 0.5 05/18/2026 22:00 Stewart Dam 0.3 05/18/2026 23:45 902.45 920.00 San Antonio Creek at Camp Confort 5.5 05/12/2026 04:45 San Antonio Creek at Old Crk 8.5 05/12/2026 05:15 Fresno Canyon 0.2 05/12/2026 00:00 Coyote Creek abv Lake Casitas 5.2 05/12/2026 00:00 Santa Ana Creek abv Lake Casitas 0.5 05/12/2026 00:00 Casitas Dam 0.0 05/18/2026 23:45 566.33 667.00 Ventura River at Foster Park 44 05/12/2026 06:15 Ventura River WQ at OVSD 44 05/12/2026 06:30 Canada Larga at Ventura Ave 5.9 05/12/2026 04:45 Ventura River at Hwy 101 42 05/12/2026 11:30 ****** Santa Clara River HSPF ****** Location Name Flow Peak Time Alert Stage Spillway Santa Clara River near Lang 5.1 05/12/2026 06:45 Mint Canyon 0.5 05/18/2026 04:45 Boquet Canyon 0.1 05/12/2026 04:45 SF Santa Clara River 5.8 05/12/2026 05:45 Santa Clara River at RR 7.2 05/18/2026 04:45 Castaic Canyon Creek 6.3 05/12/2026 04:45 Fish Creek 3.4 05/12/2026 04:45 Elderberry Canyon Creek 0.3 05/12/2026 04:45 Elderberry Dam 6.3 05/18/2026 23:45 1540.00 1540.00 Necktie Canyon Creek 0.2 05/12/2026 04:00 Elizabeth Canyon Creek 8.1 05/12/2026 04:45 Castaic Lake Dam 0.0 05/18/2026 23:45 1496.06 1515.00 Castaic Lagoon 1.4 05/18/2026 23:45 1136.50 1136.00 Castaic Creek at Hwy 126 15 05/12/2026 02:45 Santa Clara River near Piru 63 05/12/2026 04:45 Canada de Los Alamos 4.0 05/18/2026 23:45 Piru Creek below Buck Creek 25 05/12/2026 04:45 Pyramid Lake 0.0 05/18/2026 23:45 2573.80 2579.00 Piru Creek abv Lake Piru 19 05/17/2026 05:45 Santa Felicia Dam 0.0 05/18/2026 23:45 1053.44 1055.00 Santa Clara River at Torrey Rd 24 05/12/2026 05:00 Hopper Canyon at Hwy 126 3.4 05/12/2026 04:45 Pole Creek 2.4 05/12/2026 04:45 Sespe Creek at Sespe Gorge 6.6 05/12/2026 04:45 Sespe Creek above Bear Creek 28 05/12/2026 04:45 Sespe Creek near Fillmore 68 05/12/2026 04:45 Santa Paula Creek at Steckel Park 16 05/12/2026 04:45 Santa Clara River at 12th St 96 05/12/2026 08:30 Fagan Canyon 2.7 05/12/2026 04:45 Santa Clara River at Freeman 92 05/12/2026 11:15 Todd Barranca 2.4 05/12/2026 05:45 Ellsworth Barranca 3.3 05/12/2026 05:00 Santa Clara River at Hwy 118 75 05/12/2026 12:00 Harmon Barranca 2.0 05/12/2026 00:00 Santa Clara River at Hwy 101 66 05/12/2026 13:45 El Rio Drain 0.1 05/12/2026 04:15 Moon Ditch 0.9 05/18/2026 19:00 Santa Clara River at Victoria Ave 70 05/12/2026 00:00 Santa Clara River at Harbor Blvd 74 05/12/2026 00:00 ****** Calleguas Creek HSPF ****** Location Name Flow Peak Time Alert Stage Spillway Arroyo Simi abv White Oak 0.0 05/12/2026 09:45 Arroyo Simi bl Stow St 0.0 05/12/2026 09:45 Las Llajas Dam 0.0 05/18/2026 23:45 1171.77 1227.00 Arroyo Simi at Royal 0.0 05/12/2026 10:15 Arroyo Tapo at Walnut 0.0 05/12/2026 00:00 Arroyo Tapo bl LA Ave 0.6 05/15/2026 22:15 Runkle Dam 0.1 05/18/2026 23:45 1050.25 1086.50 Bus Canyon 1.0 05/12/2026 02:00 Bus Canyon WQ 1.0 05/12/2026 02:00 Arroyo Simi at Madera 9.6 05/12/2026 00:00 Sycamore Canyon Dam 0.6 05/18/2026 23:45 780.13 797.00 Happy Camp Canyon 0.4 05/12/2026 04:45 Arroyo Simi Moorpark bl RR 23 05/12/2026 05:00 Gabbert Walnut 1.7 05/18/2026 04:45 Arroyo Las Posas abv Hitch 22 05/12/2026 04:45 Calleguas Creek bl Hwy 101 0.0 05/12/2026 00:00 SB Arroyo Conejo Reino Rd 1.1 05/13/2026 23:45 SB Arroyo Conejo Rancho Conejo 2.6 05/13/2026 21:45 Lang Dam 0.6 05/18/2026 23:45 985.28 1034.00 Arroyo Conejo bl Conejo 2.9 05/13/2026 01:45 NF Arroyo Conejo 19 05/12/2026 23:15 Arroyo Santa Rosa at East Las Posas 0.7 05/13/2026 04:45 Arroyo Santa Rosa bl Blanchard 1.7 05/13/2026 03:30 Conejo Creek abv Hwy 101 28 05/13/2026 04:45 Conejo Creek at Ridge View 30 05/13/2026 04:45 Calleguas Creek at CSUCI 22 05/14/2026 04:45 Calleguas Creek at Hwy 1 23 05/14/2026 05:45 Ferro Dam 0.0 05/18/2026 23:45 150.07 172.00 Santa Clara Drain 0.0 05/12/2026 04:45 Beardsley Slough at Central 3.2 05/15/2026 05:00 Las Posas Estates Drain at Hwy 101 0.2 05/12/2026 12:45 Nyeland Drain 0.0 05/12/2026 00:00 Cam Hills Drain Abv 101 3.8 05/12/2026 12:30 Camarillo Hills Drain 3.8 05/12/2026 12:30 Revolon Slough at Pleasant Valley 17 05/12/2026 05:45 Calleguas Creek at Mugu Drain 40 05/14/2026 06:15 ****** Arundell/Prince HSPF ****** Location Name Flow Peak Time Alert Stage Spillway Telephone Road Drain 0.6 05/18/2026 20:30 Arundell Dam 0.4 05/18/2026 23:45 528.55 572.00 Arundell Barranca abv Harbor 2.1 05/12/2026 22:15 Prince Barranca 1.6 05/12/2026 00:00 San Jon at Harbor Blvd 1.8 05/12/2026 00:15 ****** Hueneme Drain HSPF ****** Location Name Flow Peak Time Alert Stage Spillway Hueneme Drain 0.3 05/12/2026 04:45