Old Highway 13 Bridge

Pearl River

Lena, Mississippi, United States

Site includes boat launch and picnic area. Summertime current is very slow. Muddy banks in immediate area. Rural with farms nearby.

Location created by
William W Mitchell

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Observation tests summary

Air temperature °C
17.0 Latest
26.2 Average
Water temperature °C
16.0 Latest
21.9 Average
Alkalinity mg/L
25 Latest
29 Average
Hardness mg/L
20 Latest
20 Average
Dissolved oxygen mg/L
6.3 Latest
6.5 Average
Total coliform cfu per 100mL
200 Latest
2310 Average
Total coliform ppm
2200 Latest
4754 Average
Dissolved oxygen %
64.0 Latest
69.6 Average
Incubation temperature °C
36.0 Latest
34.6 Average
Turbidity JTU
30 Latest
23 Average
E.coli cfu per 100mL
1033 Latest
350 Average
Other coliform cfu per 100mL
1167 Latest
2097 Average
Incubation time (hours)
27.0 Latest
34.4 Average
pH (0-14)
7.0 Latest
6.2 Average
River flow l/sec
3300.0 Latest
4081.3 Average
River flow Cfs
8130.0 Latest
3374.8 Average
River stage feet
16.0 Latest
10.0 Average
Secchi depth m
0.0 Latest
0.0 Average
Water depth m
1.0 Latest
1.0 Average
Nitrates ppm
0.0 Latest
0.0 Average
Nitrates mg/L
0.0 Latest
0.0 Average
Phosphates total ppm
0.6 Latest
0.6 Average
Ammonia ppm
0.0 Latest
0.0 Average