Data has not been published today. Data last published 07/04/2022 08:02 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
7/4/2022 11 AM 7 PM
7/5/2022 12 PM 8 PM
7/6/2022 1 PM 9 PM

Tentative St. Stephen Discharge Times

Date Start Time End Time
7/4/2022 Not scheduled to run Not scheduled to run
7/5/2022 Not scheduled to run Not scheduled to run
7/6/2022 Not scheduled to run Not scheduled to run

USGS Data Links

Lake Elevations

Date Lake Marion Elevation Lake Moultrie Elevation Rule Curve Elevation
7/3/2022 75.07 74.86 75.69
7/2/2022 75.05 - 75.69
7/1/2022 75.07 74.83 75.69
6/30/2022 75.08 74.85 75.69
6/29/2022 75.03 74.89 75.69
6/28/2022 75 74.81 75.69
6/27/2022 74.96 74.83 75.69

Daily Lake Discharges

Date Jefferies Hydro St Stephen Hydro Spillway Hydro Spilling
7/6/2022 4500 0 650 0
7/5/2022 4500 0 650 0
7/4/2022 4500 0 650 0
7/3/2022 4551.09 0 637.86 0
7/2/2022 4044.03 0 646.47 0
7/1/2022 5488.17 0 647.88 0
6/30/2022 4942.17 0 643.77 0
7-Day Average 4756.36 0 644 0

Upstream River Flows

Date Broad River @ Alston Saluda River @ River Banks Zoo Congaree Inflow @ Columbia Wateree Inflow @ Camden
7/3/2022 1385.62 734.61 2253.85 2087.04
7/2/2022 1422.40 820.25 2543.33 1688.40
7/1/2022 1739.69 895.93 2993.44 1225.19
6/30/2022 1840.62 743.60 2739.79 1241.85
6/29/2022 1695.21 825.52 2445.62 1498.34
6/28/2022 1531.25 712.35 2706.15 1204.97
6/27/2022 1869.38 699.69 1946.04 1340.70
7-Day Average 1640.6 775.99 2518.32 1469.5

Estimated Lake Marion Inflows

Date Santee Cooper
7/3/2022 4236.75
7/4/2022 4251.52
7/5/2022 4252.46
7/6/2022 4253.40
7/7/2022 4227.45
7/8/2022 4468.76