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
32.0 Latest
26.2 Average
Water temperature °C
25.0 Latest
21.8 Average
Alkalinity mg/L
50 Latest
28 Average
Hardness mg/L
20 Latest
19 Average
Dissolved oxygen mg/L
7.0 Latest
6.4 Average
Total coliform ppm
1200 Latest
1591 Average
Total coliform cfu per 100mL
1400 Latest
2414 Average
Dissolved oxygen %
86.0 Latest
68.3 Average
Incubation temperature °C
36.0 Latest
34.1 Average
Turbidity JTU
10 Latest
23 Average
E.coli cfu per 100mL
0 Latest
315 Average
Other coliform cfu per 100mL
1400 Latest
1535 Average
Incubation time (hours)
26.0 Latest
36.8 Average
pH (0-14)
7.0 Latest
6.2 Average
River flow l/sec
3300.0 Latest
4081.3 Average
River flow Cfs
1250.0 Latest
2942.6 Average
River stage feet
6.9 Latest
9.9 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
1.0 Latest
0.6 Average
Ammonia ppm
0.0 Latest
0.0 Average