Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
Click to hide state-specific text


! This page will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline.

USGS 07130000 JOHN MARTIN RESERVOIR AT CADDOA, CO

  Lake Site

DESCRIPTION:
Latitude 38°04'05",   Longitude 102°56'13"   NAD27
Bent County, Colorado, Hydrologic Unit 11020009
Drainage area: 18,915 square miles
Contributing drainage area: 18,130 square miles,
Datum of gage: 3,760.00 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2026-01-21  
 Daily Data
    Reservoir storage, acre-feet  1977-10-01  2020-10-31  15737 
    Lake or reservoir water surface elevation above NGVD 1929, feet  2001-10-01  2026-01-19  8838 
 Water-Year Summary 2014  2024  11 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Colorado Water Science Center
Email questions about this site to Colorado Water Science Center Water-Data Inquiries