Murderkill River near levee @ MNWA (RM 3.25)

Measures water acidity or alkalinity on a scale of 0-14. Neutral is 7. Most fish thrive in 6.5-8.5 range.

Water temperature directly affects fish metabolism and activity. Optimal range varies by species.

Nh3 (mg/L) - a water quality measurement. Contact local authorities for specific safety guidelines.

Measures water cloudiness caused by suspended particles. Lower values indicate clearer water. <25 NTU is good.

Water temperature directly affects fish metabolism and activity. Optimal range varies by species.

Measures dissolved ions and minerals in water. Indicates salinity and pollution levels. Freshwater: 100-500 µS/cm.

Fecal indicator bacteria found in intestines. Used to assess water safety for swimming. EPA limit: <35 CFU/100mL.

Measures water cloudiness caused by suspended particles. Lower values indicate clearer water. <25 NTU is good.

Conductivity (µS/cm) - a water quality measurement. Contact local authorities for specific safety guidelines.

Measures dissolved ions and minerals in water. Indicates salinity and pollution levels. Freshwater: 100-500 µS/cm.