StockedWaters
Open menu

Diablo Lake Fish Stocking

Whatcom County, Washington · 2004–2025 on record

Source: Washington fish & wildlife agency· updated 2025-10-27

According to Washington fish & wildlife agency, Diablo Lake was last stocked October 27, 2025 with Rainbow Trout. Diablo Lake has 52 stocking records on file, spanning 2004–2025, with about 4,604,816 fish stocked over that period.

October 27, 2025
Last stocked
4,604,816
Fish stocked
1
Species
52
Stocking records

When Diablo Lake is stocked

Diablo Lake is typically stocked in fall, most often in October — 29 stocking events in that peak month.

How Diablo Lake's stockings spread across the calendar year.

Nearby stocked waters

Other stocked waters near Diablo Lake, freshest activity first.

Pass Creek

15 mi

Skagit County · 1 species · 1 records

Last stocked April 2026

Gorge Lake

4 mi

Whatcom County · 1 species · 41 records

Last stocked October 2025

Noname Lake

10 mi

Pend Oreille County · 2 species · 31 records

Last stocked October 2025

Kitling Lake

14 mi

Skagit County · 1 species · 7 records

Last stocked September 2023

County Line Cr3.2363

12 mi

Whatcom County · 1 species · 6 records

Last stocked June 2018

Skymo Lake

9 mi

Whatcom County · 1 species · 3 records

Last stocked September 2009

Stocking history

Most recent stockings first. Dates shown at the precision the agency reported.

DateSpeciesNumberSource
October 27, 2025Rainbow Trout249,364Washington fish & wildlife agency
November 4, 2024Rainbow Trout134,588Washington fish & wildlife agency
October 26, 2023Rainbow Trout15,374Washington fish & wildlife agency
October 26, 2023Rainbow Trout148,870Washington fish & wildlife agency
October 18, 2022Rainbow Trout278,347Washington fish & wildlife agency
October 4, 2021Rainbow Trout318,485Washington fish & wildlife agency
October 6, 2020Rainbow Trout249,097Washington fish & wildlife agency
October 2, 2019Rainbow Trout80,662Washington fish & wildlife agency
Show 42 more stocking records →
DateSpeciesNumberSource
October 2, 2019Rainbow Trout140,229Washington fish & wildlife agency
October 8, 2018Rainbow Trout276,600Washington fish & wildlife agency
April 4, 2018Rainbow Trout85,000Washington fish & wildlife agency
September 21, 2017Rainbow Trout73,328Washington fish & wildlife agency
September 21, 2017Rainbow Trout70,073Washington fish & wildlife agency
September 21, 2017Rainbow Trout26,599Washington fish & wildlife agency
April 28, 2017Rainbow Trout84,750Washington fish & wildlife agency
October 28, 2016Rainbow Trout20,933Washington fish & wildlife agency
October 28, 2016Rainbow Trout27,767Washington fish & wildlife agency
October 18, 2016Rainbow Trout92,955Washington fish & wildlife agency
October 18, 2016Rainbow Trout79,974Washington fish & wildlife agency
October 6, 2015Rainbow Trout53,835Washington fish & wildlife agency
October 6, 2015Rainbow Trout53,655Washington fish & wildlife agency
October 6, 2015Rainbow Trout64,723Washington fish & wildlife agency
April 1, 2015Rainbow Trout111,000Washington fish & wildlife agency
October 28, 2014Rainbow Trout63,400Washington fish & wildlife agency
October 28, 2014Rainbow Trout63,400Washington fish & wildlife agency
October 28, 2014Rainbow Trout63,400Washington fish & wildlife agency
October 24, 2014Rainbow Trout61,400Washington fish & wildlife agency
October 24, 2014Rainbow Trout61,400Washington fish & wildlife agency
April 29, 2014Rainbow Trout70,000Washington fish & wildlife agency
October 15, 2013Rainbow Trout175,000Washington fish & wildlife agency
May 16, 2013Rainbow Trout80,000Washington fish & wildlife agency
October 1, 2012Rainbow Trout88,300Washington fish & wildlife agency
October 1, 2012Rainbow Trout90,100Washington fish & wildlife agency
October 1, 2012Rainbow Trout10,000Washington fish & wildlife agency
April 3, 2012Rainbow Trout90,000Washington fish & wildlife agency
October 4, 2011Rainbow Trout45,000Washington fish & wildlife agency
October 4, 2011Rainbow Trout50,000Washington fish & wildlife agency
October 4, 2011Rainbow Trout45,000Washington fish & wildlife agency
May 24, 2011Rainbow Trout75,000Washington fish & wildlife agency
April 21, 2011Rainbow Trout13,520Washington fish & wildlife agency
October 6, 2010Rainbow Trout130,000Washington fish & wildlife agency
April 29, 2010Rainbow Trout159,320Washington fish & wildlife agency
April 29, 2010Rainbow Trout159,320Washington fish & wildlife agency
September 9, 2009Rainbow Trout33,000Washington fish & wildlife agency
June 22, 2009Rainbow Trout85,000Washington fish & wildlife agency
May 15, 2008Rainbow Trout66,000Washington fish & wildlife agency
May 22, 2006Rainbow Trout28,000Washington fish & wildlife agency
April 11, 2006Rainbow Trout30,000Washington fish & wildlife agency
April 11, 2006Rainbow Trout30,000Washington fish & wildlife agency
February 1, 2006Rainbow Trout1,022Washington fish & wildlife agency

The reporting agency did not include fish sizes for this water.

Showing 50 of 52 stocking records.

Frequently asked

When was Diablo Lake last stocked?

According to Washington fish & wildlife agency, Diablo Lake was last stocked October 27, 2025 with Rainbow Trout.

What fish species are stocked in Diablo Lake?

Diablo Lake is stocked with Rainbow Trout.

What time of year is Diablo Lake stocked?

Diablo Lake is typically stocked in fall, most often in October.

How often is Diablo Lake stocked?

Diablo Lake has been stocked about 2 times a year — 52 recorded stockings between 2004 and 2025.

How many fish have been stocked in Diablo Lake?

About 4,604,816 fish have been stocked in Diablo Lake across 52 recorded events since 2004, per Washington fish & wildlife agency.

Browse

How this is calculated: compiled automatically from Washington fish & wildlife agency open data — normalized, date-validated, and shown only at the precision the agency reported. Sources & methodology →

Compiled by .