Ventura County Watershed Protection District HSPF Flood Forecasting Models Run Type: Forecast QPF Forecast Model: HCB QPF Date: 12/11/2025 09:56:11 Report Generated: 12/11/2025 20:34 ****** Ventura River HSPF ****** Location Name Flow Peak Time Alert Stage Spillway Matilija Creek above Reservoir 18 12/10/2025 00:00 Matilija Dam 20 12/16/2025 23:45 1095.54 1095.38 Matilija Creek below Dam 21 12/16/2025 05:45 NF Matilija Creek 4.0 12/10/2025 00:00 Ventura River near Ojala 21 12/16/2025 06:00 Ventura River bl Robles Diversion 18 12/16/2025 06:30 Happy Valley Drain 0.0 12/10/2025 00:00 Ventura River at Santa Ana Blvd 13 12/16/2025 06:45 San Antonio abv Spreading Grnds 4.1 12/10/2025 00:00 Thacher Creek at Boardman 0.0 12/10/2025 00:00 Fox Canyon Drain 0.3 12/10/2025 00:00 Stewart Dam 0.2 12/16/2025 23:45 902.33 920.00 San Antonio Creek at Camp Confort 2.7 12/10/2025 02:00 San Antonio Creek at Old Crk 4.2 12/10/2025 06:45 Fresno Canyon 0.1 12/10/2025 00:00 Coyote Creek abv Lake Casitas 4.9 12/10/2025 00:00 Santa Ana Creek abv Lake Casitas 4.6 12/10/2025 00:00 Casitas Dam 0.0 12/16/2025 23:45 566.50 667.00 Ventura River at Foster Park 20 12/16/2025 06:45 Ventura River WQ at OVSD 20 12/16/2025 06:45 Canada Larga at Ventura Ave 5.5 12/10/2025 02:30 Ventura River at Hwy 101 25 12/16/2025 10:30 ****** Santa Clara River HSPF ****** Location Name Flow Peak Time Alert Stage Spillway Santa Clara River near Lang 0.0 12/10/2025 00:00 Mint Canyon 0.1 12/10/2025 06:45 Boquet Canyon 0.1 12/10/2025 06:45 SF Santa Clara River 1.6 12/10/2025 06:45 Santa Clara River at RR 4.9 12/10/2025 06:45 Castaic Canyon Creek 1.4 12/10/2025 06:45 Fish Creek 0.9 12/10/2025 06:45 Elderberry Canyon Creek 0.1 12/10/2025 04:15 Elderberry Dam 0.0 12/16/2025 23:45 1517.45 1540.00 Necktie Canyon Creek 0.1 12/10/2025 02:30 Elizabeth Canyon Creek 2.3 12/10/2025 06:45 Castaic Lake Dam 0.0 12/16/2025 23:45 1496.43 1515.00 Castaic Lagoon 0.0 12/16/2025 23:45 1135.53 1136.00 Castaic Creek at Hwy 126 2.3 12/10/2025 06:30 Santa Clara River near Piru 50 12/10/2025 06:45 Canada de Los Alamos 1.8 12/11/2025 05:45 Piru Creek below Buck Creek 26 12/10/2025 06:45 Pyramid Lake 0.0 12/16/2025 23:45 2567.45 2579.00 Piru Creek abv Lake Piru 25 12/11/2025 06:45 Santa Felicia Dam 0.0 12/16/2025 23:45 1039.93 1055.00 Santa Clara River at Torrey Rd 19 12/10/2025 06:45 Hopper Canyon at Hwy 126 3.8 12/10/2025 06:45 Pole Creek 1.6 12/10/2025 04:15 Sespe Creek at Sespe Gorge 1.2 12/10/2025 06:45 Sespe Creek above Bear Creek 40 12/10/2025 06:45 Sespe Creek near Fillmore 104 12/10/2025 06:45 Santa Paula Creek at Steckel Park 19 12/10/2025 00:45 Santa Clara River at 12th St 127 12/10/2025 08:00 Fagan Canyon 2.3 12/10/2025 05:00 Santa Clara River at Freeman 121 12/10/2025 10:15 Todd Barranca 1.5 12/10/2025 06:45 Ellsworth Barranca 1.7 12/10/2025 06:45 Santa Clara River at Hwy 118 102 12/10/2025 11:00 Harmon Barranca 1.7 12/10/2025 00:00 Santa Clara River at Hwy 101 93 12/10/2025 12:45 El Rio Drain 0.4 12/10/2025 00:00 Moon Ditch 0.9 12/10/2025 00:00 Santa Clara River at Victoria Ave 95 12/10/2025 00:00 Santa Clara River at Harbor Blvd 101 12/10/2025 00:00 ****** Calleguas Creek HSPF ****** Location Name Flow Peak Time Alert Stage Spillway Arroyo Simi abv White Oak 0.0 12/10/2025 00:00 Arroyo Simi bl Stow St 0.0 12/10/2025 00:00 Las Llajas Dam 0.0 12/16/2025 23:45 1160.56 1227.00 Arroyo Simi at Royal 0.0 12/10/2025 00:00 Arroyo Tapo at Walnut 0.0 12/10/2025 00:00 Arroyo Tapo bl LA Ave 0.3 12/10/2025 00:00 Runkle Dam 0.1 12/16/2025 23:45 1050.28 1086.50 Bus Canyon 0.8 12/10/2025 02:00 Bus Canyon WQ 0.8 12/10/2025 02:00 Arroyo Simi at Madera 7.0 12/10/2025 00:00 Sycamore Canyon Dam 0.1 12/16/2025 23:45 780.04 797.00 Happy Camp Canyon 0.5 12/10/2025 06:45 Arroyo Simi Moorpark bl RR 20 12/10/2025 06:45 Gabbert Walnut 0.7 12/10/2025 06:45 Arroyo Las Posas abv Hitch 18 12/10/2025 06:45 Calleguas Creek bl Hwy 101 0.0 12/10/2025 06:45 SB Arroyo Conejo Reino Rd 0.1 12/10/2025 06:45 SB Arroyo Conejo Rancho Conejo 0.2 12/10/2025 06:45 Lang Dam 0.0 12/16/2025 23:45 985.06 1034.00 Arroyo Conejo bl Conejo 0.2 12/10/2025 06:45 NF Arroyo Conejo 18 12/10/2025 02:00 Arroyo Santa Rosa at East Las Posas 0.1 12/10/2025 06:45 Arroyo Santa Rosa bl Blanchard 0.1 12/10/2025 06:45 Conejo Creek abv Hwy 101 19 12/10/2025 06:45 Conejo Creek at Ridge View 19 12/10/2025 06:45 Calleguas Creek at CSUCI 21 12/10/2025 00:00 Calleguas Creek at Hwy 1 23 12/10/2025 06:45 Ferro Dam 0.0 12/16/2025 23:45 150.15 172.00 Santa Clara Drain 0.4 12/10/2025 00:00 Beardsley Slough at Central 2.4 12/10/2025 06:45 Las Posas Estates Drain at Hwy 101 0.1 12/10/2025 00:00 Nyeland Drain 0.6 12/10/2025 00:00 Cam Hills Drain Abv 101 1.1 12/10/2025 00:00 Camarillo Hills Drain 1.1 12/10/2025 00:00 Revolon Slough at Pleasant Valley 7.6 12/10/2025 07:15 Calleguas Creek at Mugu Drain 27 12/10/2025 07:15 ****** Arundell/Prince HSPF ****** Location Name Flow Peak Time Alert Stage Spillway Telephone Road Drain 0.1 12/10/2025 00:00 Arundell Dam 0.5 12/16/2025 23:45 528.79 572.00 Arundell Barranca abv Harbor 0.9 12/10/2025 00:00 Prince Barranca 1.3 12/10/2025 00:00 San Jon at Harbor Blvd 1.4 12/10/2025 00:00 ****** Hueneme Drain HSPF ****** Location Name Flow Peak Time Alert Stage Spillway Hueneme Drain 0.0 12/10/2025 06:45