Data has not been published today. Data last published 02/19/2024 02:32 PM
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
2/19/2024 4 PM Midnight
2/20/2024 4 AM 12 PM
2/21/2024 4 PM Midnight

Tentative St. Stephen Discharge Times

Date Start Time End Time
2/19/2024 Midnight Midnight
2/20/2024 Midnight Midnight
2/21/2024 Midnight Midnight

USGS Data Links

Lake Elevations

Date Lake Marion Elevation Lake Moultrie Elevation Rule Curve Elevation
2/18/2024 74.89 73.81 74.67
2/17/2024 74.82 73.72 74.65
2/16/2024 74.72 73.59 74.63
2/15/2024 74.62 73.47 74.6
2/14/2024 74.65 73.48 74.58
2/13/2024 74.72 73.67 74.56
2/12/2024 74.86 73.92 74.53

Daily Lake Discharges

Date Jefferies Hydro St Stephen Hydro Spillway Hydro Spilling
2/21/2024 4500 8640 650 0
2/20/2024 4500 8640 650 0
2/19/2024 4500 8640 650 0
2/18/2024 5759.42 12549.29 21.58 850
2/17/2024 3316.75 12696.83 23.74 850
2/16/2024 5580.2 11368.82 24.43 850
2/15/2024 7714.36 13091.99 22.01 850
7-Day Average 5592.68 12426.73 22.94 850

Upstream River Flows

Date Broad River @ Alston Saluda River @ River Banks Zoo Congaree Inflow @ Columbia Wateree Inflow @ Camden
2/18/2024 4718.96 4841.15 8478.85 6831.15
2/17/2024 3621.56 5460 10272.08 4389.38
2/16/2024 8205.21 5466.88 13035.42 4519.06
2/15/2024 9949.17 6073.12 16223.96 5187.71
2/14/2024 13604.48 6766.67 20180.21 8471.67
2/13/2024 13182.5 6145.31 20104.17 9305.21
2/12/2024 7150.83 3525.1 10676.88 9084.06
7-Day Average 8633.24 5468.32 14138.8 6826.89

Estimated Lake Marion Inflows

Date Santee Cooper
2/18/2024 23276.91
2/19/2024 19193.15
2/20/2024 16223.38
2/21/2024 15480.01
2/22/2024 15537.54
2/23/2024 15746.5