Washington · PacifiCorp (Swift Dam)

Swift Reservoir water level

Today's reading against full pool and Swift Reservoir's own seasonal history.

966 968 970
Elevation, feet (NGVD29)

as of August 19, 2026

969.77 ft NGVD29

level Current reading shown; this gauge's public record is too short for seasonal comparisons.

Reading comes straight from U.S. Geological Survey National Water Information System (USGS gauge 14217599) and updates live when you load this page.

This year vs the years that matter

This year's trace against last year and the driest and wettest years on record — the drought-context question every lake regular asks.

960 980 1000 JFMAMJJASOND
  • 2026 (this year)
  • 2025 (last year)
  • 2022 (wettest on record)
  • 2023 (driest on record)

Full pool, datum, and the gauge

"Full pool" here means the conservation pool — the level the lake is designed to hold for water supply and recreation, not the flood-control space above it. The full explainer covers flood pool and dead pool too.

Full pool not published by the operator
Gauge USGS gauge 14217599 · U.S. Geological Survey National Water Information System
Datum NGVD29
Last verified August 20, 2026

LakeDates reports lake level, not ramp status. Whether a given ramp or marina is usable at this level varies ramp by ramp — call the marina before you tow.

Quick answers

How full is Swift Reservoir right now?

Swift Reservoir is at 969.77 ft (NGVD29) as of August 19, 2026 — Current reading shown; this gauge's public record is too short for seasonal comparisons.

Is Swift Reservoir full?

PacifiCorp (Swift Dam) doesn't publish a conservation-pool figure for Swift Reservoir, so this page shows the latest reading straight from the gauge.

What is full pool for Swift Reservoir?

PacifiCorp (Swift Dam) doesn't publish a single conservation-pool elevation for Swift Reservoir. The reading above comes straight from the operator's gauge.