Laserfiche WebLink
Table 10. -- Summary statistics for streamflow and selected water - quality properties and constituents at <br />water - quality station 07105530 Fountain Creek below TanftelI Road below Colorado Springs <br />[ft /s, cubic feet per second; NS /cm, microsiemens per centimeter at 25 degrees Celsius; °C, degree Celsius; mg /L, milligrams per liter; <br />pg /L, micrograms per liter; /100 mL, colonies per 100 milliliters; - - -, no stream standard; E, estimated using methods described by <br />Helsel and Cohn (1988); <, less than] <br />Standard W <br />Lower <br />Number <br />Number <br />Period <br />20 6 <br />Property or constituent <br />Units <br />of <br />o f <br />of <br />151 2 <br />240 6 <br />622 7 <br />values censored <br />record <br />Mean <br />0.3 6 <br />6.8 7 <br />values <br />(water year) <br />Instantaneous streamflow <br />ft /s <br />116 <br />0 <br />1976 -88 <br />109 <br />Specific conductance <br />NS /cm <br />116 <br />0 <br />1976 -88 <br />711 <br />PH <br />Water temperature <br />standard <br />°C <br />112 <br />116 <br />0 <br />1976 -88 <br />7.6 <br />Dissolved oxygen <br />m 8/ L <br />115 <br />0 <br />0 <br />1976 -88 <br />1976 -88 <br />13.5 <br />Hardness as calcium <br />mg /L <br />40 <br />0 <br />1976 -85 <br />8.4 <br />170 <br />carbonate <br />13 8 <br />8 2 <br />24 3 <br />33 4 <br />40 8 <br />Dissolved calcium <br />mg /L <br />40 <br />0 <br />1976 -85 <br />45 <br />Dissolved magnesium <br />mg /L <br />40 <br />0 <br />1976 -85 <br />14 <br />.Dissolved chloride <br />mg /L <br />37 <br />0 <br />1981 -85 <br />33 <br />Dissolved sulfate <br />Suspended solids <br />mg /L <br />25 <br />0 <br />1982 -85 <br />130 <br />Nitrite plus nitrate as <br />mg /L <br />mg /L <br />103 <br />114 <br />1 <br />0 <br />1979 -88 <br />171 E <br />nitrogen <br />8.8 1 <br />11 1 <br />15 3 <br />1976 -88 <br />1.5 <br />Total ammonia as nitrogen <br />mg /L <br />108 <br />2 <br />1976 -88 <br />7.8 g <br />Un- ionized ammonia as <br />mg /L <br />103 <br />0 <br />1976 -88 <br />0.11 <br />nitrogen <br />_ <br />Total ammonia plus organic <br />mg /L <br />99 <br />0 <br />1976 -88 <br />12 <br />nitrogen <br />Total organic nitrogen as <br />mg /L <br />92 <br />6 <br />1976 -88 <br />4.0 <br />nitrogen <br />E <br />Total phosphorus <br />mg /L <br />32 <br />0 <br />1976 -82 <br />4.6 <br />Total cadmium <br />Total recoverable copper <br />Pg /L <br />Pg /L <br />35 <br />39 <br />21 <br />1976 -88 <br />0.88 <br />Dissolved iron <br />Ng /L <br />40 <br />0 <br />0 <br />1976 -88 <br />18 <br />Total recoverable iron <br />Ng /L <br />39 <br />0 <br />1976 -85 <br />4976 -88 <br />52 <br />3,500 <br />Total recoverable lead <br />Ng /L <br />36 <br />5 <br />1976 -85 <br />14 E <br />Dissolved manganese <br />Total <br />Ng /L <br />40 <br />0 <br />1976 -85 <br />100 <br />recoverable manganese <br />Total <br />Ng /L <br />31 <br />0 <br />1976 -87 <br />240 <br />recoverable nickel <br />Total selenium <br />Ng /L <br />32 <br />0 <br />1981 -88 <br />19 <br />Total recoverable zinc <br />Ng /L <br />Ng /L <br />32 <br />39 <br />3 <br />0 <br />1976 -88 <br />5 E <br />5 -day biochemical oxygen <br />mg /L <br />97 <br />0 <br />1976 -88 <br />1976 -88 <br />120 <br />demand <br />15 <br />Total coliform bacteria <br />Fecal <br />/100 mL <br />16 <br />0 <br />1984 -85 <br />10,300 <br />coliform bacteria <br />Fecal <br />/100 mL <br />67 <br />3 <br />1976 -88 <br />720 E <br />streptococcus bacteria <br />/100 mL <br />49 <br />0 <br />1984 -88 <br />1,900 <br />1 For stream segment 2 (Colorado Department <br />of Health, 1989). <br />Standard W <br />Lower <br />quartile Maximum q <br />Water - <br />71 2 <br />20 6 <br />67 8 <br />86 1 <br />130 4 <br />415 - <br />- -- <br />151 2 <br />240 6 <br />622 7 <br />746 8 <br />820 9 <br />950 <br />0.3 6 <br />6.8 7 <br />7.3 7 <br />7.6 7 <br />7.8 9 <br />9.3 6 <br />6.5 -9.0 <br />1.4 5 <br />5.9 7 <br />9.0 1 <br />13.0 1 <br />18.0 2 <br />25.0 <br />- -- <br />33 7 <br />73 1 <br />160 1 <br />180 <br />9.1 1 <br />12.4 - <br />_-- <br />8.4 2 <br />21 4 <br />42 4 <br />47 5 <br />51 5 <br />59 - <br />- -- <br />3 5 <br />5 1 <br />13 1 <br />15 1 <br />17 1 <br />19 <br />13 8 <br />8 2 <br />24 3 <br />33 4 <br />40 8 <br />84 2 <br />250 <br />222 E < <br /><1 4 <br />46 8 <br />86 1 <br />170 1 <br />180 6 <br />600 <br />0.90 0 <br />0.40 0 <br />0.94 1 <br />1.3 1 <br />1.8 5 <br />5.2 1 <br />10 <br />3.8 E < <br /><0.01 5 <br />5.1 7 <br />7.5 1 <br />11 2 <br />20 <br />0.24 0 <br />0.00037 0.035 0 <br />0.062 0 <br />0.12 2 <br />2.4 - <br />- -- <br />6.1 2 <br />2.4 8 <br />8.8 1 <br />11 1 <br />15 3 <br />37 - <br />- -- <br />5.0 E < <br /><0.01 1 <br />1.3 2 <br />2.4 4 <br />4.2 3 <br />30 - <br />- -- <br />1.9 0 <br />0.54 3 <br />3.2 4 <br />4.4 5 <br />5.6 9 <br />9 _ <br />_ <br />