Gravois Creek at Union Road : Gravois Creek

Saint Louis, Missouri, United States

pH (0-14) Learn more 7.7
Dissolved oxygen (mg/L) Learn more 5.5
Chlorine (ppm) Learn more 0.5
Hardness (mg/L) Learn more 75
Alkalinity (mg/L) Learn more 100
Conductivity uS/cm Learn more 331
Water temperature ppt Learn more 16.1

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