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Mississippi

42.3% average fill

Measured

12

Volume stored

1,355 hm³

Measured capacity

3,204 hm³

Critical

1

Low level

2

Below month average

5 of 5

Loading map…

Drought Monitor · 27 October 2026

Weekly map · area in each category

Drought status

88.1%

of the area in drought (D1 or worse)

Worst category: D4 exceptional drought

up 3.5 points on the week

D0 8%D1 9.1%D2 50.2%D3 25.2%D4 3.6%

Severe or worse (D2+)

79.0%

Extreme or worse (D3+)

28.8%

DSCI

2960–500

People in drought

2.4 million

Reservoirs (reservoirs.earth)

42.3% full12 tracked

Reservoirs on drought ground

11 of 1211 in D2 or worse

As of the 27 October 2026 U.S. Drought Monitor map, 88.1% of Mississippi was in drought (D1 or worse), with 28.8% in extreme or exceptional drought (D3–D4). The 12 reservoirs we track in Mississippi were 42.3% full on their latest readings. 11 of 12 tracked reservoir sites sit inside the drought area, 11 of them in severe drought (D2) or worse.

The Drought Monitor maps where conditions are dry this week — rainfall, soil moisture, streamflow — not how much water is stored. Reservoir storage lags it by months, so a region can be in drought with full reservoirs, or out of drought with empty ones. Source: droughtmonitor.unl.edu. The U.S. Drought Monitor is jointly produced by the National Drought Mitigation Center at the University of Nebraska-Lincoln, the United States Department of Agriculture, the National Oceanic and Atmospheric Administration and the National Aeronautics and Space Administration. Map courtesy of NDMC.

Reservoirs

Sorted by capacity

Storage from official US gauges (USGS, USACE, Bureau of Reclamation, CDEC) and, in Texas, the Texas Water Development Board. Fill % uses design capacity from the National Inventory of Dams where available; Water Data for Texas lakes use that board's conservation capacity; a few sites without a match fall back to the 5-year maximum. "% of month avg" compares the current fill with the reservoir’s own average for this calendar month over its readings on record. D0–D4 is the U.S. Drought Monitor category of the ground at the reservoir’s coordinates on the latest weekly map — local conditions, not storage.

About reservoirs in Mississippi

As of October 29, 2026, the reservoirs we track across Mississippi that report live levels hold roughly 1,355 hm³ of water — about 42.3% of their combined capacity. Taken together, Mississippi's reservoirs are within their normal operating range.

Across the region, 1 reservoir is at critically low levels and 2 are low. Glover Wilkins Lock and Dam is the fullest at 105.0%, while Arkabutla Lake is the lowest at 4.6%.

Over the most recent week on record, 4 reservoirs fell across Mississippi.

Storage figures for Mississippi come from USGS · USACE · BOR · CDEC; the most recent reading is from October 29, 2026. Each reservoir below links to its own page with full history and seasonal context.

Mississippi at a glance

Reservoirs tracked
12
Average fill
42.3%
Water stored
1,355 hm³
Combined capacity
3,204 hm³
At critically low levels
1
Fullest
Glover Wilkins Lock and Dam (105.0%)
Lowest
Arkabutla Lake (4.6%)
Last updated
October 29, 2026
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