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Meramec River at Pacific water level

River gauge, Meramec River, Missouri, United States

Directions

Right now

Below flood stage

Water level

-1.60ft Down 0.06 ft over the last 24 hours

Flow
417 cfs
0 13 25 38 Highest onrecord 33.42 ft Minor floodstage 15.00 ft

History

History
-1.60-1.55-1.50ftOct 16Oct 16Oct 17Oct 17Oct 18-1.60-1.55-1.50ftOct 16Oct 17Oct 18
Water level Minor flood stage

What this means

Water levels are unremarkable at Meramec River at Pacific, where the gauge shows −1.60 ft.

It is 16.60 ft below the flood stage of 15.00 ft.

It is still going down, by 0.06 ft over the past 24 hours. The 30-day range is −1.60 ft – −1.49 ft.

Fall is often low-water season on rivers, until steadier rain returns.

Judged against the official flood stage for this gauge. How to read levels

Key numbers

Highest on record
33.42 ftDecember 30, 2015

Paddling and fishing conditions

Most paddlers and anglers will find the river in good shape at this stage.

For reference, flood stage is 15.00 ft.

What happens at each level

33.80 ft
Near this height, the Husky Corporation and the Pro Roller Company along Industrial Drive at Denton Road begin flooding.
33.50 ft
The BNSF RR tracks act as a levee protecting the eastern two-thirds of Pacific. Near this height, these tracks may be overtopped.
32.80 ft
Near this height, Interstate 44 may close in both directions east of mile marker 254.0. This occurred during the December 2015 flood.
32.70 ft
Backwater from Calvey Creek will force the closure of Missouri State Route O east of Robertsville near this height.
31.00 ft
Railroad tracks begin to flood. This did not happen in 2015 as water
29.70 ft
The clubhouse at the St. Louis Skeet and Trap Club begins to flood.
29.50 ft
Near this height, the Graphic Packaging International Company begins flooding at Denton Road and Jefferson Street.
28.90 ft
The Olympic Shooting Facility at the St. Louis Skeet and Trap Club is flooded.
27.50 ft
East Osage Street (Route 66) is closed.
27.20 ft
Missouri State Route O west of Robertsville State Park begins flooding near this level.
27.00 ft
20 to 30 residences become subject to flooding. Major flooding begins.
25.50 ft
Denton Road from the Industrial Park south is closed.
−1.60 ft
Right now

Impact statements from the U.S. National Weather Service.

Highest crests on record

Chance of at least minor flooding in October to December: 16 %.

RankLevelDate
133.42 ftDecember 30, 2015
233.05 ftMay 2, 2017
332.71 ftDecember 6, 1982
429.60 ftMarch 22, 2008
528.91 ftApril 14, 1994
626.40 ftNovember 8, 2024
724.73 ftNovember 17, 1993
823.50 ftNovember 22, 1985
923.20 ftJune 20, 1985
1023.03 ftApril 8, 2025

Weather at the gauge

The forecast is not available right now.

Sunrise 07:15 AM Sunset 06:22 PM Daylight 11 hr, 7 min First quarter 49%

Map

Other gauges on the Meramec River

Gauge Level Compared with normal 24 hours Distance
Meramec River at Cook StationRiver gauge, Meramec River 16.7 cfs Very low −0.8 cfs 58 mi
Meramec River near SteelvilleRiver gauge, Meramec River 1.34 ft Below flood stage +0.02 ft 47 mi
Meramec River near SullivanRiver gauge, Meramec River 3.02 ft Below flood stage −0.02 ft 29 mi
Meramec River near EurekaRiver gauge, Meramec River 2.72 ft Below flood stage −0.02 ft 8 mi
Meramec River at Valley ParkRiver gauge, Meramec River −2.82 ft Below flood stage −0.05 ft 15 mi
Meramec River at FentonRiver gauge, Meramec River 1.42 ft Below flood stage −0.05 ft 17 mi

Nearby gauges

Gauge Level Compared with normal 24 hours Distance
Big River at ByrnesvilleRiver gauge, Big River 1.84 ft Below flood stage ±0 7 mi
Missouri River near LabadieRiver gauge, Missouri River 76,000 cfs Normal +1,200 cfs 9 mi
Bonhomme Creek near EllisvilleRiver gauge, Bonhomme Creek 0.5 cfs Normal −0.1 cfs 10 mi
Keifer Creek near BallwinRiver gauge, Keifer Creek 1.5 cfs Normal −0.6 cfs 12 mi
Williams Creek near Peerless ParkRiver gauge, Williams Creek 1.8 cfs Normal −0.4 cfs 13 mi
Fishpot Creek at Valley ParkRiver gauge, Fishpot Creek 0.9 cfs Normal −0.4 cfs 13 mi
Bourbeuse River at UnionRiver gauge, Bourbeuse River 3.11 ft Below flood stage −0.02 ft 14 mi
Bonhomme Creek near Clarkson ValleyRiver gauge, Bonhomme Creek 5.4 cfs High −1.3 cfs 15 mi

Questions and answers

What is flood stage for the Meramec River at Pacific?

The official flood stage is 15.00 ft. The level is currently 16.60 ft below it.

Is gage height the same as water depth?

No. Gage height is measured from a fixed reference point chosen by the agency, so a reading of 10 ft does not mean the river is 10 ft deep.

What is the water level of Meramec River at Pacific today?

On Oct 18, 2026, 06:30 AM CDT, the water level was −1.60 ft. Down 0.06 ft over the last 24 hours.

Is Meramec River at Pacific rising or falling?

Down 0.06 ft over the last 24 hours.

Is the level of Meramec River at Pacific normal?

Below flood stage. Judged against the official flood stage for this gauge.

What is the highest water level ever recorded at Meramec River at Pacific?

The highest level on record is 33.42 ft on December 30, 2015.

How often is this data updated?

The U.S. Geological Survey publishes a new reading every 15 minutes. This page refreshes within minutes of each update.

For specialists

Station codes, datum, parameters, data quality and downloads
Operator
U.S. Geological Survey
Station code
usgs:07017020 (Agency page)
Coordinates
38.46694, -90.73489 (WGS84)
Vertical datum
NAVD88
Update interval
every 15 minutes
Licence
Public domain. Data: U.S. Geological Survey (USGS), provisional data subject to revision

Published series

ParameterLast valueTime (UTC)Quality
Water level −1.60 ft 2026-10-18 11:30 Provisional
Flow 417 cfs 2026-10-18 11:30 Provisional

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How to cite

U.S. Geological Survey: Meramec River at Pacific (usgs:07017020). Accessed October 18, 2026 via Nivelmap, https://nivelmap.com/en/united-states/missouri/meramec-river-at-pacific

How we check values

Each reading is stored as published. We hold back values that jump faster than physically plausible and show the measurement time with every value.