Weekly Water Conditions in Santa Cruz

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Hydrologic data is reported for the current Water Year (Oct. 1 - Sept. 30). The information on this page is updated weekly. For current weather forecasts and rainfall accumulation, we suggest the following websites:

   - For weather, visit NOAA  

   - For 24-hour rainfall reports, visit NOAA precipitation maps

Rainfall, reservoir level, streamflow, and water production information is reported for the week ending on

Wednesday 09/11/19.

Holy Cross ChurchSeasonal Rainfall in Santa Cruz (in inches)
Rainfall statistics are reported from the CIMIS weather station #104 at DeLaveaga.

Precipitation:                    0.00
Season to date:  39.56 
Average season to date:                 31.52

 Cumulative Precipitation                                    


Loch Lomond ReservoirSeasonal Rainfall at the Loch Lomond Reservoir (in inches) 

Precipitation:        0.00
Season to date:               56.31




Newll Creek Spillway

Water Level at Loch Lomond Reservoir 

(in feet above mean sea level; lake spills at 577.15 feet)

Currently:                              575.20
Percent of capacity:                              95.6%



San Lorenzo RiverSan Lorenzo River Streamflow

USGS Stream Gauge in Felton

USGS Stream Gauge in Santa Cruz

Cumulative Runoff




treatment plantAverage Daily Water Production (in million gallons per day)  

For the past week:

 8.0 mgd




felton diversionWater Sources in Use 

Water Source

In Use

 North Coast



 Laguna Creek



 Liddell Springs



 Majors Creek 


 San Lorenzo River



 Tait Wells


 Loch Lomond Reservoir



 Live Oak Wells













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