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## Sitemaps

- [XML Sitemap](https://ecocarto.com/sitemap.xml): Contains all public & indexable URLs for this website.

## Posts

- [News](https://ecocarto.com/news/)
- [Chevron Agreed To One of the Strictest Penalties the ECMC Has Ever Issued. That's the Problem](https://ecocarto.com/2026/03/chevron-agreed-to-one-of-the-strictest-penalties-the-ecmc-has-ever-issued-thats-the-problem/) - When Chevron agreed on February 20, 2026 to pay $1.53 million (or 90%) of a $1.705 million penalty for its role in the Bishop well blowout, some called it a sweetheart deal.
- [Historical Spills Now Account for 84% of Colorado Oil Spills, Up From 31% in 2016](https://ecocarto.com/2025/11/historical-spills-now-account-for-84-percent-of-spills/) - We previously wrote about historical vs recent spills in the last 12 months; here is a visualization of the same statistic over the last 10 years. Some observations: The number of reported spills has tripled over the last 10 years. The 2025 data is incomplete; we only have spill data through the end of October.
- [Fracking Water Consumption Per Well Has Quadrupled In The Last Decade to 17.2 Million Gallons Per Well in 2025](https://ecocarto.com/2025/08/fracking-water-consumption-per-well-has-quadrupled/) - Here are the summary statistics for the billions of gallons of water used to hydraulically fracture every well in Colorado since 2015, as submitted to FracFocus. Since 2024, more than 75% of all wells hydraulically fractured in Colorado consumed 10 (or more) million gallons of water! At its peak in 2018, Colorado oil & gas operators
- [Quiz Answers: Frack to School](https://ecocarto.com/2025/10/quiz-answers-frack-to-school/) - If you haven’t already, take the quiz and see how much you already know about the impacts of oil & gas infrastructure and spills hydraulic fracturing (fracking) operations on Colorado schools. Specific School Statistics Galeton Elementary School There are 61 wells within one mile of Galeton Elementary School, but the 43 reported oil spills within one mile
- [Half of All Weld County Schools Have 37 or More Oil & Gas Wells Within 1 Mile; Ten Schools Have 100 or More Wells Within One Mile](https://ecocarto.com/2025/10/half-of-all-weld-county-schools-have-37-or-more-oil-gas-wells-within-1-mile/) - Weld County students (along with a handful of schools in Garfield County) face disproportionately higher exposure to oil and gas infrastructure and spills compared to their peers elsewhere in Colorado. While 90.3% of Weld County schools have at least one oil & gas well within one mile, only 20.7% of schools outside of Weld County
- [Quiz Answers: Hydraulic Fracturing Water Use](https://ecocarto.com/2025/10/quiz-answers-hydraulic-fracturing-water-use/) - If you haven't already, take the quiz and see how much you already know about the massive quantities of water consumed by hydraulic fracturing (fracking) operations in Colorado! 10 Million Gallon Calculations Toilet Flushes (Once Per Second) Fact: The average toilet flush uses 1.6 gallons of water. Calculation: 10,000,000 gallons ÷ 1.6 gallons/flush = 6,250,000
- [Hydraulic Fracturing Water Use Per Well Has Quadrupled Over The Last Decade, Half of Wells Now Consume Over 17.2 Million Gallons](https://ecocarto.com/2025/08/hydraulic-fracturing-water-use-per-well-has-quadrupled-over-the-last-decade-half-of-wells-now-consume-over-17-2-million-gallons/) - Thanks to our friends at Open FF who have created a sanitized data set of the hydraulic fracturing disclosure data submitted to FracFocus, here are the wellbore measured depths (fetched from directional wellbore data at the ECMC) and quantity of water used to hydraulically fracture every well in Colorado since 2015. For those that prefer, here are
- [Press Release: Spilling the Truth Campaign](https://ecocarto.com/2025/05/press-release-spilling-the-truth-campaign/) - FOR IMMEDIATE RELEASEMay 19, 2025 Contact:Caitt Maeve, caitt@corising.org, 720-499-4224Christiaan van Woudenberg, christiaan@ecocarto.com, 720-263-6434 Colorado Rising for Communities Launches “Spilling The Truth” Campaign Mailers bring oil and gas spill data straight to Weld County residents. UPDATE: Since our initial reporting of a record 189 spills for April 2025, additional spill reports have been filed with the
- [News: Public News Service Covers "Spilling the Truth"](https://ecocarto.com/2025/06/news-public-news-service-covers-spilling-the-truth/) - Reprinted from a Public News Service article by Eric Galatas Thursday, June 5, 2025 Over the past 12 months, 884 oil and gas spills were reported near homes in Greeley, Fort Lupton, Kersey, La Salle and Platteville, according to Spilling the Truth, a new public alert system launched by Colorado Rising for Communities.Christiaan van Woudenberg,
- [Since 2016, Operators Have Consistently Plugged and Abandoned More Wells Than They've Drilled](https://ecocarto.com/2025/07/since-2016-operators-have-consistently-plugged-and-abandoned-more-wells-than-theyve-drilled/) - As a part of understanding the record number of reported oil spills in Weld County in the last 18 months, we're taking a look at the number of wells drilled vs plugged and abandoned over the last years. While drilling by well count peaked in 2008, Colorado oil & gas operators have consistently plugged and
- [Historical Spills Account for 86 Percent of Weld County Reported Oil Spills](https://ecocarto.com/2025/05/historical-spills-account-for-86-percent-of-weld-county-reported-oil-spills/) - For the 12 month period ending March 2025, 86% of the oil spills reported to the ECMC for Weld County were classified as "historical," meaning the spill occurred weeks, months, or years before it was discovered. Note: At the time of publishing, the detailed spill report data published by the ECMC only covered the period
- [April 2025 Was Another Record Month for Oil Spills in Weld County](https://ecocarto.com/2025/06/april-2025-was-another-record-month-for-oil-spills-in-weld-county/) - A record 229 oil spills were reported in Weld County for April 2025, more than twice the 98 spills reported in April 2024. Data from the daily spill data made available by the Colorado Energy & Carbon Management Commission (ECMC) and incorporated into our Energy Insights knowledge base.
- [More Than Half of Weld County Oil Spills Reported at Noble Energy Facilities](https://ecocarto.com/2025/07/more-than-half-of-weld-county-oil-spills-reported-at-noble-energy-facilities/) - For the 12 month period ending July 1, 2025, 53% of Weld County oil spills were reported at Noble Energy facilities. In April 2025, Noble Energy was responsible for 62% of all Weld County oil spills.
- [Noble Energy Flowline Systems Responsible for 47 Percent of April 2025 Oil Spills](https://ecocarto.com/2025/06/noble-energy-flowline-systems-responsible-for-47-percent-of-april-2025-oil-spills/) - Which operators are most responsible for the record number of Weld County oil spills? Here's the breakdown for the top 10 operators for the first months of 2025. The top offender is Noble Energy Inc. The 143 spills reported at Noble Energy facilities account for 62.4% of the 229 spills reported for April 2025, and
- [Operators like Noble Energy and PDC Energy Have Been Late to File Chemical Disclosures with the ECMC](https://ecocarto.com/2025/07/operators-like-noble-energy-and-pdc-energy-have-been-late-to-file-chemical-disclosures-with-the-ecmc/) - Of the 161 chemical disclosures filed with the ECMC as of July 20, 2025, only 41 had been filed before the May 20 report was released, and 120 have been filed since then. Kerr McGee and Verdad Resources were some of the only operators that submitted chemical disclosures early on, whereas companies like Noble Energy
- [PSR Report Spurs Operators to Narrow Chemical Disclosure Non-Compliance Gap](https://ecocarto.com/2025/07/psr-report-spurs-operators-to-narrow-chemical-disclosure-non-compliance-gap/) - Apparently in response to a May 20, 2025 report published by PSR and FracTracker Alliance, Colorado Oil & Gas operators submitted chemical disclosures for 83 oil & gas locations in June 2025. Of the 141 chemical disclosures filed with the ECMC as of July 6, 2025, only 41 had been filed before the May 20
- [Only 30% of Chemical Disclosures Were Filed On Time by Colorado Oil & Gas Operators For Downhole Operations Conducted After July 31, 2023](https://ecocarto.com/2025/08/only-30-of-chemical-disclosures-were-filed-on-time-by-colorado-oil-gas-operators-for-downhole-operations-conducted-after-july-31-2023/) - Now that only a handful of wells fracked after July 31st, 2023 are missing required Form 46A chemical disclosures at the ECMC, It's tempting to say that operators are in compliance with the 2022 disclosure rules. The truth is that 70% of the chemical disclosures filed by Colorado oil & gas operators have been late,
- [Half of New Oil & Gas Locations Are Now Drilled With 11 or More Wells](https://ecocarto.com/2025/05/half-of-new-oil-gas-locations-are-now-drilled-with-11-or-more-wells/) - Since 2000, the number of new oil & gas locations in Colorado with a single well has steeply declined. For the calendar year 2024, 52.6% of new oil & gas locations were drilled with 11 or more wells. This consolidation is due to several factors, including: Tightening restrictions on oil & gas location siting, culminating

## Pages

- [Web Applications, Data Analysis, and GIS/Mapping](https://ecocarto.com/) - Building software, interactive maps, infographics, and visualizations to help communities navigate the path to a just and equitable transition to a renewables future.
- [Portfolio](https://ecocarto.com/portfolio/) - Data becomes information when it is presented in a meaningful context. These visualizations and maps transform data from multiple Colorado state agencies into comprehensive, but digestible graphics that show the true impact of oil & gas development in Colorado communities. Visit our online store to order a high resolution printed 24″ x 36″ poster or
- [South Platte River Oil & Gas Impact Map](https://ecocarto.com/portfolio/south-platte-river-oil-gas-impact-map/) - View an online version of this map ⇒ The South Platte River begins near Fairplay, Colorado and has a drainage basin that includes most of Colorado east of the Rocky Mountains. It runs for 439 miles through Colorado and Nebraska before it joins the North Platte River, ultimately flowing into the Missouri River (the nation’s
- [Maps](https://ecocarto.com/maps/) - Data becomes information when it is presented in a meaningful context. These visualizations and maps transform data into comprehensive, but digestible graphics that show the true impact of oil & gas development in Colorado communities. Visit our online store to order a high resolution printed 24″ x 36″ poster or PDF of man of our
- [Colorado Oil & Gas Wrapped](https://ecocarto.com/wrapped/) - 2025 was another record year for Colorado's oil and gas industry. While you were streaming your favorite songs, the industry was busy breaking records of its own. They drilled hundreds of new wells, pumped billions of gallons of water underground, and racked up oil spills across the state. While the industry celebrated record production, communities
- [Resources](https://ecocarto.com/resources/) - The following sources have a multitude of data that crosses the categories listed below. Have fun exploring! The Colorado Information Marketplace hosts over 2100 data sets, with 320 available maps. The Colorado Department of Local Affairs (DOLA) has a wealth of demographic data sets for download. The Colorado Department of Public Health and Environment (CDPHE)
- [Contact Us](https://ecocarto.com/contact/)

## Categories

- [Press Releases](https://ecocarto.com/category/press-releases/)
- [News](https://ecocarto.com/category/news/)
- [Energy Insights](https://ecocarto.com/category/energy-insights/)
- [Research](https://ecocarto.com/category/research/)
- [Chemical Disclosures](https://ecocarto.com/category/chemical-disclosures/)
- [Spills](https://ecocarto.com/category/spills/)
- [Water](https://ecocarto.com/category/water/)
- [Quizzes](https://ecocarto.com/category/quizzes/)
- [Schools](https://ecocarto.com/category/schools/)