Temperature
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Warm water
<24º C (75.2º F) =blue
24º C (75.2º F) - <27º C (80.6º F) = green
27ºC (80.6ºF) - 28.6ºC (83ºF) = orange
> 28º C (83º F) = red > 24ºC (75.2ºF) = red
no data = gray
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Cold water
<15ºC (59ºF) =blue
15ºC (59ºF) - <20ºC (68ºF) = green
20ºC (68ºF) - 24ºC (72.5ºF) = orange
no data = gray |
Turbidity (standard 0
- 10 NTU)
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| <1 = blue
>1 - <5 = green
5 - 50 = orange
> 50 = red
no data = gray
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Dissolved Oxygen
(standard > 5 mg/L for warm water fisheries, > 6 mg/L for coldwater
fisheries)
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Warm water
> 6 = blue
5 - <6 = green
4 - <5 = orange
< 4 = red
no data = gray
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Cold water
> 8 =
blue
>6 - 7 = green
5 - 6 = orange
< 5 = red
no data = gray |
Nitrate (standard < 0.31 mg/L)
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| < 0.3 = blue
0.3 - <.6 mg/L = green
.6 - .9 = orange
> .9 mg/L = red
no data = gray
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Orthophosphate (reported as
P) (standard <.025 mg/L)
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| < .01 = blue
.010 - <.025 = green
.025 - .050= orange
> .05 = red
no data = gray
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