Merrimack+River



Merrrimack River Data Friday Dec 11, 2009
 * When you do your Q table use 0 degrees celcius temperature change at Sewalls and 3.7 degrees celicus for Bow Boat Landing! **

Sewalls Falls: mg/L degrees C12.8 2.1 12.78 1.7 12.47 1.3
 * DO and Temp:**

Bow Boat Landing: mg/L degrees C 12.41 5.4 12.47 5.4 12.41 5.2

Sewalls Falls 2.99 mg/l Bow Boat Landing 2.68mg/l
 * BOD**

Sewals Fall- 7 FTU Bow Boat Landing- 1FTU
 * Turbidity:**

sewals fall-0.000mg/l bow boat landing-0.000mg/l
 * Phosphates:**

sewall falls: 209 210 215 213 213 213 212 213 213 210
 * Conductivity:**

bow boat landing: 164 176 174 174 175 174 172 174 170 172

Sewalls Falls: 8.8 8.2 8.0 7.9 8.2 Bow Boat Landing: 7.6 7.4 7.2 7.1 7.1
 * pH**

Sewalls Falls 8 colonies / 10 ml water Bow Boat Landing 12 colonies/ 10 ml water
 * e. Coli**

TSS Sewall's Falls 43 mg/L Bow Boat Landing 57 mg/l