2023-12-21_PERMIT FILE - C1981044 ‎(7)‎

• Permit No: C1981044
• IBM Index Class Name: Permit File
• Doc Date: 12/21/2023
• Doc Name: Evaluation of Soil Conservation Service Range Data
• Section_Exhibit Name: Tables 01 through Table 42
• Media Type: D
• Archive: No

_s

SUMMARY OF

WATER QUALITY •
Table 25
DATA - YAMPA RIVER (Y-1)

DOWNSTREAM - Part 1 •
Parameter Mean Std. Dev. Max. Min. Units No. Period
PHYSICAL PROPERTIES
Temperature Field 9.914 7.512 24.900 0.000 Degrees C 42 5/82- 9/85
Conductivity Field 546.646 195.203 980.000 160.000 Umhos/CM 46 1/82-10/85
Conductivity Lab 457.611 210.093 • 848.000 160.000 Umhos/CM 18 6/81- 9/85
pH Field 8.059 0.381 8.800 7.200 pH 46 1/82-10/85
pH Lab 8.180 0.351 8.790 7.600 pH 18 6/81- 9/85
Alkalinity Total 131.636 44.864 205.000 70.000 mg/L 11 6/81-12/83
Acidity as CaC03 0.000 0.000 0.000 0.000 mg/L 7 3/84- 9/85
Hardness Carbonate 173.863 75.137 293.000 63.000 mg/L 11 6/81-12/83
Solids Dissolved 294.222 142.918 595.000 85.000 mg/L 18 6/81- 9/85
Solids Suspended <159.454 465.738 2980.000 <2.000 mg/L 44 6/81- 9/85
Solids Volitile <13.636 18.715 56.000 <4.000 mg/L 11 6/81-12/83
CATIONS
Calcium Total 39.909 14.821 63.000 17.000 mg/L 11 6/81-12/83
Magnesium Total 18.000 9.348 33.000 5.000 mg/L 11 6/81-12/83
Sodium Total 27.181 12.576 46.000 3.000 mg/L 11 6/81-12/83
Potassium Total 1.918 0.774 3.100 0.800 mg/L 11 6/8I-I2/83
ANIONS
Bicarbonate as HC03 159.820 54.883 248.880 85.400 mg/L 11 6/81-12/83
Carbonate as C03 4.200 4.242 7.200 1.200 mg/L 2 9/82- 3/83
Chloride <7.333 4.922 18.000 <1.000 mg/L 18 6/81- 9/85
Sulfate 83.636 54.860 196.000 10.000 mg/L 11 6/81-12/83
MINt)R
Fluoride <0.124 0.056 0.200 <0.020 mg/L 11 6/81-12/83
GASES
Sulphide Total <0.200 0.000 <0.200 <0.200 mg/L 10 9/81-12/83
PRIMARY .
Arsenic Total <2.090 1.375 6.000 <1.000 ug/L 11 6/81-12/83