Data has not been published today. Data last published 10/02/2022 07:29 AM
Note: Congaree and Wateree river inflows takes 3-5 days to reach Lake Marion.

The projected times of operation below are subject to change depending upon electrical system and lake management requirements.

Tentative Jefferies Hydro Discharge Times

Date Start Time End Time
10/2/2022 Midnight 10 PM
10/3/2022 8 AM 4 PM
10/4/2022 12 PM Midnight

Tentative St. Stephen Discharge Times

Date Start Time End Time
10/2/2022 Midnight 10 PM
10/3/2022 6 AM Midnight
10/4/2022 7 AM 11 PM

USGS Data Links

Lake Elevations

Date Lake Marion Elevation Lake Moultrie Elevation Rule Curve Elevation
10/1/2022 74.53 74.71 75.31
9/30/2022 74.62 74.80 75.32
9/29/2022 74.38 74.04 75.33
9/28/2022 74.44 74.36 75.34
9/27/2022 74.51 74.39 75.35
9/26/2022 74.56 74.43 75.36
9/25/2022 74.59 74.42 75.37

Daily Lake Discharges

Date Jefferies Hydro St Stephen Hydro Spillway Hydro Spilling
10/4/2022 4500 2857.14 650 0
10/3/2022 4500 2857.14 650 0
10/2/2022 4500 2857.14 650 0
10/1/2022 6688.49 5219.34 600.85 0
9/30/2022 7562.30 10874.27 607.15 0
9/29/2022 7658.15 9542.97 579.97 0
9/28/2022 4204.61 0 607.90 0
7-Day Average 6528.39 6409.14 598.97 0

Upstream River Flows

Date Broad River @ Alston Saluda River @ River Banks Zoo Congaree Inflow @ Columbia Wateree Inflow @ Camden
10/1/2022 1688.65 2616.88 4841.25 4393.23
9/30/2022 1363.75 2835.10 4027.60 12209.06
9/29/2022 1109.79 2610.62 3477.08 12427.08
9/28/2022 1038.70 1800.83 2858.85 11657.29
9/27/2022 1293.54 948.72 2231.25 4615
9/26/2022 1284.48 980.68 2249.58 1323.85
9/25/2022 1214.58 970.47 2248.75 1678.36
7-Day Average 1284.78 1823.33 3133.48 6900.55

Estimated Lake Marion Inflows

Date Santee Cooper
10/1/2022 11751.62
10/2/2022 14818.25
10/3/2022 14869.19
10/4/2022 11462.05
10/5/2022 9115.63
10/6/2022 7879.72