Progress Report Number 10 of Silt Load of Texas Streams: 1947-1948 Page: 21
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SILT DATA
Colorado River Watershed
at
JOENSON CITY STATION ON PEDERNALES RIVER
for
Water Year 1947-1948
(October 1, 1947 to September 30, 1948)DischargePercentage
of
Stream
Month Silt Load of Stream of dry silt
Streamby weight
Ac.-ft. Tons Ac.-ft. Pct.1947
October 620 60 0 .007
November 1,060 70 0 .005
December 2,310 480 0 .015
1948
January 1,400 110 0 .006
February 1,960 180 0 .007
March 1,930 120 0 .005
April 10,140 31,990 21 .232
May 5,060 4,540 3 .066
June 1,920 2,020 1 .077
July 3,710 1,630 1 .032
August 650 220 0 .025
September 930 920 1 .073
Total 31,690 42,340 27
U. S. G. So yearly discharge in acre-feet ------------------ 31,630
Total silt for year in acre-feet --------------------------- 27
Acre-feet of silt per year per square mile
of contributing watershed ------------------------ .029
Average percent of silt by weight for year ----------------- .098
Drainage area in square miles (net) ------------------------ 947- 21 -
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Bloodgood, Dean W. Progress Report Number 10 of Silt Load of Texas Streams: 1947-1948, report, August 1949; Austin, Texas. (https://texashistory.unt.edu/ark:/67531/metapth1623153/m1/32/?rotate=270: accessed July 16, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu.; crediting UNT Libraries Government Documents Department.