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


Page Loading - Please Wait...

* We've detected you're using a mobile device. Find our mobile dedicated web site here.
Click to hideNews Bulletins

Water-Year Summary for Site 06324500

Click to hide Water-Year Summary instructions and information
  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
  • For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
  • For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
  • For water years 2005 and earlier, Annual Water Data Reports may be available in digital format.
  • Not all sites have reports available for every water year.
Available Parameters
00060 Discharge(Mean)  
00095 Specific cond at 25C(Max.,Min.,Mean)  

Water year 2018: 2018-10-01 to 2019-09-30
 

Print this page
USGS Water-Year Summary 2018
06324500 POWDER RIVER AT MOORHEAD, MT
LOCATION - Lat 45°03'25.91", long 105°52'42.16" referenced to North American Datum of 1983, in SE 1/4 NE 1/4 NE 1/4 sec.18, T.9 S., R.48 E., Powder River County, MT, Hydrologic Unit 10090207, on left bank 25 ft downstream from bridge on Powder River, 7.3 mi upstream from Buffalo Creek, and at river mile 183.7.
DRAINAGE AREA - 8,029 mi². Sept. 13, 1956 to Aug. 27, 2001 published as 8,088 mi².
REVISIONS HISTORY - WSP 1309: 1932, maximum discharge. WSP 1729: Drainage area. Water Data Report MT-04-01: 2003, drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - May 1929 to September 1972, October 1974 to current year. Monthly discharge only for some periods, published in Water Supply Paper (WSP) 1309.
GAGE - Water-stage recorder. Elevation of gage is 3,350.6 ft, referenced to the National Geodetic Vertical Datum of 1929. Prior to Aug. 28, 1931, nonrecording gage at site 0.8 mi downstream at different elevation. Aug. 28, 1931, to Mar. 21, 1956, water-stage recorder at site 0.1 mi upstream at different elevation. Mar. 22 to July 24, 1956, nonrecording gage at site 1.4 mi downstream at different elevation. July 25 to Sept. 12, 1956, nonrecording gage at different site and elevation. Sept. 13, 1956 to Aug. 27, 2001, water-stage recorder during period of gage operation 1.1 mi downstream at different elevation. U.S. Geological Survey data collection platform with satellite telemetry at station.
REMARKS -

10-10-2017 to 11-18-2018: records are good, except estimated records are poor.

11-16-2016 to 10-09-20117: records are good except estimated records, which are poor.

10-01-2015 to 11-15-2016: records are good except estimated records, which are poor.
10-01-2014 to 09-30-2015: records are good except estimated records, which are poor.
10-01-2013 to 09-30-2014: records are good except estimated records, which are poor. 

Some regulation occurs by three reservoirs in Wyoming with a combined usable capacity of 36,800 
acre-ft. Diversions for irrigation of about 66,300 acres occur upstream from station.

EXTREMES OUTSIDE PERIOD OF RECORD - Flood of Sept. 30, 1923, reached a stage of 19 ft, site and elevation used 1931-56, from information by local residents.
WATER-QUALITY RECORDS
PERIOD OF RECORD - Water years 1951-53, 1956-67, 1969-72, 1975-77, 2001 to current year.
PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: July 1986 to November 1989 (observer samples), May 2001 to July 13, 2016
(seasonal records, continuous monitor).
WATER TEMPERATURE: February 1951 to September 1953, October 1955 to September 1957, October 1974 
to September 1977, March 1978 to September 1981 (seasonal records only).
SUSPENDED-SEDIMENT DISCHARGE: October 1974 to September 1977, March 1978 to September 1996 (seasonal 
records only).
INSTRUMENTATION - Specific conductance probe was installed May 20, 2001.
REMARKS -
SPECIFIC CONDUCTANCE
03-22-2016 to July 13, 2016 (seasonal record): records are excellent except Mar. 24-27, Apr. 2-4, 7-9, Apr. 29 to May 3, May 10, 18-22, 
25, June 1, 2, 11-13, 17, 24, and July 3-8, which are good; Mar. 28-30, Apr. 5, 10, 11, May 4, 11 ,23, 26, and June 3, 14-16, 18, 19, 
which are fair; and Mar. 31 to Apr. 1, Apr. 12, 13, May 5-9, 12, 13, 24, and June 4, 5, 20-22, which are poor. 

10-01-2014 to 02-17-2016 (seasonal record):  records are excellent except Oct. 22, 23, Apr. 9, 10, 12-18, 24-26, May 5, 11, 21-25,
June 16-20, 27-30, July 10-14, Aug/ 5-11, 17-19, 24-26, Aug. 29 to Sept. 2, Sept. 7-10, 21, 22, Sept. 28 to Oct. 2, Oct. 6-8, 17-22,
24, 25, Oct. 31 to Nov. 7, and Nov. 10-13, which are good; Oct, 1, 8, 11, 19, 2014, Apr. 19, 27-29, May 6, June 21, 22, July 1, 2,
15, Oct. 32, 26, 27, 2105, Nov. 8, 9, 14, 15,2015, which are fair; and Oct. 9, 10, 12-14, 2014, 
Mar. 30, Apr. 1, 3-8, 20-22, Apr. 30 to May 2, May 7, 8, 12-14, June 23-26, July 3-6, Oct. 28, and Nov. 16, 17, 2015, which are poor.

04-01-2014 to 10-31-2014 (seasonal record): records are good to excellent (<3-10%), except records 
from Mar. 27, 28, Apr. 12, July 9, and Sept. 8, 9, 29, 30 are fair (>10-15%); and records from 
Mar. 29 to Apr. 8, 13-15, 23, 25, July 10-13, Aug. 10, 11, Sept. 10-14 are poor (>15%). 

EXTREMES FOR PERIOD OF DAILY RECORD -
SPECIFIC CONDUCTANCE: Maximum, 6,240 microsiemens per centimeter (uS/cm) at 25.0°C, Aug. 17, 2006; 
minimum, 314 uS/cm at 25.0°C, June 21, 2008.
WATER TEMPERATURE: Maximum daily, 33.0°C, July 14, 1981; minimum daily 0.0°C on many days during 
winter.
SEDIMENT CONCENTRATION: Maximum daily mean, 53,500 mg/L, May 27, 1980; minimum daily mean, 3 mg/L, 
Sept. 16-18, 1996.
SEDIMENT LOAD: Maximum daily, 2,230,000 tons, May 20, 1978; minimum daily, 0.17 ton, Aug. 1, 1988 
and Sept. 16, 1996.
EXTREMES FOR CURRENT YEAR - SPECIFIC CONDUCTANCE: Maximum recorded, 2,330 uS/cm at 25.0°C, August 5; minimum recorded, 561 uS/cm at 25.0°C, May 5.