Water quality information bulletin
Downloaded from the Colorado Department of Public Health and Environment, Water Quality Control Division website.
HE17/20.10/INTERNET
Library has December 2006-
2025
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2024
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2023
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2022
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2021
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2020
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2019
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2018
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2017
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2016
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2015
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2014
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2013
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2012
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2011
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2010
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2009
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2008
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2007
| January (PDF) | February (PDF) | March (PDF) | April (PDF) |
| May (PDF) | June (PDF) | July (PDF) | August (PDF) |
| September (PDF) | October (PDF) | November (PDF) | December (PDF) |
2006
| December (PDF) |