Colorado Porch

Tag

water quality

29 Porch Notes tagged “water quality,” from counties across Colorado.

Water and land - Clear Creek County

Old mines still shape the water in Clear Creek

Clear Creek County's mining past left behind a federal cleanup site, and treated mine drainage is part of how water quality is managed along Clear Creek today.

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Water and land - Denver County

Denver lake and stream recreation starts with a water-quality check

Denver samples its streams and most public lakes, but urban runoff means caution is wise in city surface water no matter the latest result.

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Water and land - Denver County

Denver storm drains carry runoff without sanitary treatment

Denver storm drains run separate from the sewer, sending street runoff straight toward streams and lakes without any wastewater treatment.

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Water and land - El Paso County

El Paso County storm drains do not go to a treatment plant

Stormwater in El Paso County's MS4 moves through inlets, ditches, and ponds straight to natural waterways, never to a treatment plant.

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Water and land - Weld County

In Weld County, the MS4 map can matter before site work

Parcels in Weld County's unincorporated urbanized MS4 area follow county stormwater rules, even when they look rural.

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Water and land - Weld County

Weld County stormwater does not get the household-water treatment

Weld County stormwater runs through roadside ditches straight to local waterways, untreated, so what lands on your property travels with it.

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Water and land - Denver County

A Denver stormwater violation can be more ordinary than chemicals

Anything but rainfall and snowmelt going down a Denver storm drain can count as a pollutant or illicit discharge.

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Water and land - Douglas County

Douglas County private well quality is owner homework

A private well is the owner's job to keep clean, so ask for records, maintenance history, and recent lab results before relying on it.

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Water and land - Douglas County

Douglas County stormwater does not go to the treatment plant

Douglas County storm drains skip treatment entirely and empty into local creeks, so whatever rides the runoff goes straight downstream.

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Water and land - Jefferson County

Jeffco illicit discharge rules protect stormwater

In unincorporated Jeffco, an ordinance bars pollutants from the storm sewer system, so check where runoff goes before washing or dumping outside.

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Water and land - Jefferson County

Jeffco permanent stormwater BMPs need maintenance

That basin or swale in your Jeffco subdivision is permanent stormwater infrastructure, and someone has to maintain it or it stops cleaning runoff.

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Water and land - El Paso County

Some El Paso County septic systems need operation and maintenance records

Some El Paso County septic systems get smaller setbacks because advanced treatment must keep working — so they carry maintenance records.

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Water and land - Jefferson County

Stormwater in Jeffco is part of water quality

In unincorporated Jeffco, runoff from your driveway or yard is a water-quality matter, so grading and paving jobs come with rules.

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Water and land - El Paso County

Wetlands can shape El Paso County development review

A wetland on your El Paso County parcel can reshape site layout, easements, and permitting long before you break ground.

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Water and land - Arapahoe County

Arapahoe County stormwater work is about keeping pollutants out

Arapahoe County's stormwater program keeps waterways cleaner through construction-site controls, an illicit-discharge ban, and public education.

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Water and land - Denver County

Denver green infrastructure is water-quality work

That rain garden or planted curb bump-out is stormwater infrastructure, scored by basin to slow runoff and keep pollutants out of Denver waterways.

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Water and land - El Paso County

El Paso County stormwater pollution can travel downstream

Street runoff in El Paso County carries trash, sediment, and fertilizer downstream to creeks, rivers, lakes, and drinking-water supplies.

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Water and land - Jefferson County

Jeffco land disturbance can need water-quality planning

Grading and site work in unincorporated Jeffco can trigger erosion control, stormwater detention, and water-quality drainage rules.

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Water and land - Weld County

Some Weld County construction sites have a stormwater layer

In urbanized unincorporated parts of Weld County, stormwater rules can add another review step to construction work.

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Water and land - Weld County

Weld household hazardous waste is also stormwater homework

Paint, used oil, batteries, and yard chemicals can wash into stormwater, so Weld routes them to its household hazardous waste program instead.

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Water and land - Arapahoe County

Aurora Reservoir is recreation on a managed water asset

Aurora Reservoir is a city-managed reservoir, so passes, swim-beach rules, watercraft inspection, and current conditions change with the season.

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Water and land - Adams County

Concrete washout in Adams County needs containment

Concrete washout water is caustic; in Adams County it belongs in a containment structure, never in the street, a gutter, or a drainageway.

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Water and land - Larimer County

Larimer County stormwater is also water-quality homework

In Larimer County, runoff ties into drainage, floodplains, and water quality, so changing how water leaves your lot affects more than your lot.

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Water and land - Denver County

Unusual Denver stream conditions belong on a 311 report

Odd odors, colors, sheens, or dead fish in Denver streams or lakes are worth a 311 report, even though storm suds are often harmless.

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Water and land - Larimer County

Larimer County rural water quality needs its own check

On Larimer County rural property, water quality and quantity can vary off municipal systems, so a well needs its own permit and testing check.

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Water and land - Boulder County

Boulder County storm drains are not a place to dump

Whatever washes into a Boulder County gutter, ditch, or storm drain heads for local creeks, so keep pollutants out of it.

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Water and land - Larimer County

Larimer County storm drains are not dumping places

Larimer County storm drains carry runoff straight to waterways untreated, so only stormwater belongs in them unless an allowed exception applies.

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Water and land - San Juan County

Fish San Juan County's high lakes and side creeks, and know the upper Animas

Many tributaries and high lakes around Silverton fish well; the main-stem upper Animas is shaped by old-mine metals, so plan your trout day around the side waters.

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Water and land - La Plata County

The Animas is Durango's river, and a closely watched one

The Animas River is the heart of Durango's outdoor life, and because it drains old mining country upstream, agencies keep a close eye on its water quality, especially since the 2015 Gold King Mine release.

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