Harvill Number 2 798 Dam



Water barrier or embankment built across the course of a stream or into a body of water to control and (or) impound the flow of water.
See also: Locales, Mines, Parks, Reserves, and Woods
man-made Icon Man-made
Map Marker

GPS Coordinates

Latitude, Longitude:
33.863349°, -117.744221°
Elevation Icon


492 ft. (150 m.)

Topographic Map

US Topo Map

The USGS (U.S. Geological Survey) publishes a set of the most commonly used topographic maps of the U.S. called US Topo that are separated into rectangular quadrants that are printed at 22.75"x29" or larger. Harvill Number 2 798 Dam is covered by the Black Star Canyon, CA US Topo Map quadrant

Free US Topo Map PDF Order Waterproof Printed Topo Map
Water Icon Water
Land Icon Land
Man-made Icon Man-made

Nearby Cities

Nearby Points of Interest

Exit 39 Man-made 0.5 mi
Santa Ana Valley Canal Water 0.7 mi
Yorba Regional Park Man-made 1.2 mi
Blue Mud Canyon Land 1.4 mi
Horseshoe Bend Water 1.4 mi

Nearby Photos

Photos provided by Panoramio and Flickr are under the copyright of their owners.

Historical Weather

Below are weather averages from 1971 to 2000 according to data gathered from the nearest official weather station. The nearest weather station for both precipitation and temperature measurements is ANAH which is approximately 6 miles away and has an elevation of 335 feet (157 feet lower than Harvill Number 2 798 Dam). Because the nearest station and this geographic feature may have differences in elevation and topography, the historic weather at the two separate locations may be different as well.

Average Daily Temperatures by Month (°F)

Average Monthly Precipitation (in inches)

Month Precip AVG High Temp AVG Low Temp
January 2.47" 68.6° 45.2°
February 2.86" 69.1° 46.6°
March 2.55" 69.6° 48.4°
April .66" 72.5° 51.4°
May .13" 75.3° 55.7°
June .09" 79.0° 59.8°
July .03" 84.0° 62.4°
August .01" 85.6° 63.4°
September .06" 84.6° 61.7°
October .26" 80.2° 56.3°
November .82" 74.1° 50.5°
December 1.29" 69.6° 45.9°

Summer High Temps

This location's average summer high temps are lower than 57% of other locations on record.

Winter Low Temps

This location's average winter low temps are higher than 97% of other locations on record.

Precipitation Levels

This location's average precipitation levels are lower than 93% of other locations on record.