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Table 11.--Summary statistics for streamflow and selected water-quality properties and constituents at ....ter-quality station 01105905 Fountain Creek above Little Fountain Creek below Fount..ain [ft3/6, cubic feet per second; ~S/cm, microsiemeos per centimeter at 25 degrees Celsiusj oC, degree Celsius; mglL, milligrams per literj ~g/L, micrograms per liter; 1100 mL, colonies per 100 milliliters; ---, no stream standard; E, estimated using methods described by Helsel and Cohn (1988); <, less tban] Property or constituent Instantaneous streamflow Specific conductance pH Water temperature Dissolved oxygen Hardness as calcium carbonate Diasolved calcium Dissolved magnesium Dissolved chloride Dissolved sulfate Suspended solids Nitrite plus nitrate a6 nitrogen ~ Total ammonia as nitrogen ~ Un-ionized ammonia 8S nitrogen Total ammonia plus organic nitrogen Total organic nitro8en as nitrogen Total phosphorus Total cadmium Total recoverable copper Dissolved iron Total recoverable iron Total recoverable lead Dissolved man8aoese Total recoverable manganese Total recoverable nickel Total seleoiwa Total recoverable zinc 5-day biochemical oxygen demand Total coliform bacteria Fecal coliform bacteria Fecal streptococcus bacteria Units ft3/5 ~S/c.. standard oC "S/L "S/L ms/L mglL mS/L mslL mS/L "S/L ms/L "S/L mg/L "S/L mS/L ~S/L ~S/L ~S/L ~S/L ~S/L ~S/L ~S/L ~s/L ~S/L ~S/L ms/L 1100 mL 1100 mL /l 00 mL Numbe r of values 142 141 13S 140 135 17 17 17 32 32 130 139 138 1'30 S9 40 43 17 48 40 17 39 32 32 48 128 18 97 Sl Number of censored values 99 96 o 24 o 4 o 7 o o o o o o Period of record (water year) o o o o o o 1976-88 1976-88 1976-88 1976-88 1976-88 1976-84 o o o o o o 1976-84 1976-84 1977-85 1977-85 1977-88 1976-88 3 o 1976-88 1976-88 o 1976-88 1 1976-88 1976-82 1976-88 1976-88 1976-88 1976-88 1976-88 1976-85 1976-83 1981-88 1976-88 1976-88 1976-88 o 2 o 1984-85 1976-88 1984-88 IFor stream segment 2 (Colorado Department of Health, 1989). 106 1,110 7.7 13.6 8.2 390 100 34 60 370 216 3.6 2.6 0.90 E 21 30 6,600 15 E 240 430 16 6 90 17 10,000 1,100 E 980 Hean Standard deviation 2S7 309 0.3 7.7 1.6 130 38 10 13 96 399 1.0 2.S E 0.029 2.5 E 0,32 4.8 4.0 2.5 E 3,1 E 1.6 0.82 E 30 39 14,000 32 E 110 420 9 2 120 12 18,000 Z,400 E 1,900 Hinimum 9.1 353 6.6 0.0 4.9 210 27 19 26 190 I 0,26 <0.01 0.00019 <0.01 0.04 4 <3 210 <1 24 120 6 3 20 1 420 <10 SO Lower quartile 35 950 7.5 8.0 6,8 290 75 28 53 310 S4 3.1 0.50 1.4 0.53 E 9 9 1,300 3 170 280 10 5 32 7.8 1,300 80 120 Median 61 1,100 7,8 13.0 B.1 390 100 3S 61 34S 105 3,7 0,36 O.OOSO 1.5 0.017 1.8 3.9 1.0 1.5 2,3 0.82 E 13 20 3,000 6 270 350 14 6 &0 16 3,900 320 340 Uppe r quartile 101 1,290 7,9 19.4 9.5 430 110 40 69 420 210 4.2 3.3 1.27 20 30 6,600 16 320 430 21 7 90 25 14,000 1,100 840 Maximum 3,000 2,120 8.2 30.0 13.2 710 190 58 87 590 3,960 7.7 3.9 0.047 10 O.lS 6.3 20 2.5 20 9,3 3 150 170 97,000 200 3S0 2,800 47 13 &50 62 80,000 17,000 10,000 Water- quality stand- ard1 o ~ ~ U1 6.5-9.0 5.0 250 600 10 10 200 300 50 ISO 200 10 2,000 2,000