Water Quality

Water purification plant in El Paso, Texas on riverfront.

El Paso Wastewater Purification Facility Breaks Ground

As water supplies become strained and technology advances, cities look to wastewater as a viable source of drinking water.

March 6, 2025 - Governing

Man sitting in chair along River Seine in Paris with fishing pole.

River Seine ‘Teeming’ With Life

Decades of restoration efforts are yielding positive results as dozens of species of fish return to the once-polluted waterway.

February 11, 2025 - Reasons to Be Cheerful

Small mountain lake with snow-capped mountains in background in Eastern Sierra Nevada mountains in California.

California Approves $10 Billion Bond for Water, Clean Energy, and Environmental Projects

Funds will be used to support water, wildfire prevention, environmental, and park projects, reflecting strong public support for climate resilience.

November 7, 2024 - Los Angeles Times

Gaslamp Quarter

America’s 10 ‘Greenest’ Cities

A new analysis ranks cities based on their environmental quality, energy consumption and production, transportation, density, and other factors.

October 28, 2024 - The Street

Aerial view of the Danube River in Belgrade, Serbia.

Report: European Rivers Are in Trouble

Some of the continent’s most important rivers are suffering from overuse and pollution.

October 21, 2024 - Politico

Large metal pipe discharging water or wastewater into creek or body of water with shrubs and field in background.

Supreme Court Could Curb EPA’s Water Quality Regulation Powers

A suit brought by the city of San Francisco argues that the agency’s language around water treatment and discharge is too vague and imposes retroactive penalties.

October 20, 2024 - Roll Call

Close-up of lead water pipe with mineral crusts

President Sets New Deadline for Replacing Lead Pipes

U.S. cities are charged with replacing dangerous lead pipes and improving drinking water quality within the next 13 years.

October 9, 2024 - Associated Press

Aerial view of fracking equipment in desert-type plain at golden hour.

Study: Fracking Chemical Disclosures Prompt More Cautious Behavior

Because toxic chemicals used in fracking can contaminate local water supplies, residents in states that require companies to disclose their materials are more likely to increase their bottled water consumption.

October 3, 2024 - Chicago Booth Review

View of calm Maumee River with fall foliage on other side at sunset.

Great Lakes Water Quality Project Seeks to Restore Coastal Vegetation

A plan to restore perennial plants to agricultural land could help reduce runoff and improve water quality across the Great Lakes region.

October 2, 2024 - Midland Daily News

Close-up of hand in white surgical glove holding up clear vial with water sample with lake surrounded by green trees in background.

Study: Lakes Near Communities of Color Less Inspected for Water Quality

The research is the first of its kind to analyze the relationship between freshwater monitoring and the race and ethnicity of nearby communities.

September 11, 2024 - MSU Today

Aerial view of large barns and a massive manure lagoon.

Michigan Court Green-Lights State Regulation of Livestock Manure

A recent court decision has granted Michigan regulators full authority to hold animal agriculture accountable for manure runoff into waterways.

August 28, 2024 - Great Lakes Now

Aerial view of Baltimore's Inner Harbor with downtown skyline.

Baltimore Invests Billions to Clean its Waterways

Like Paris, the city has been working to improve its wastewater system and make local waterways safe for swimming.

August 13, 2024 - NPR

California Aqueduct channel in flat farmland area.

California’s 2024 Drinking Water Needs Assessment Reveals Critical Issues in Public Water Systems

The assessment identifies 385 failing public water systems and highlights significant funding gaps and affordability challenges in ensuring safe drinking water for disadvantaged communities.

July 9, 2024 - WaterWorld

A close-up of the water line on a freshwater beach, small waves lapping at the shore, the water green with algae

Predicting Toxic Algae Blooms with AI Modeling

Scientists hope to use AI and machine learning models to forecast water quality issues caused by toxic blue-green algae blooms.

July 7, 2024 - Los Alamos Reporter

Drone show over Liverpool, England.

Cities Replacing Fireworks With Drone Shows

Fireworks shows often lead to lost pets, disruptions for local wildlife, polluted water, and wildfires. Drone shows offer a safer celebration.

July 2, 2024 - Reasons to Be Cheerful

Satalite image of a bright green lake surrounded by brownish-green land

California’s Largest Natural Lake Turns Green With … Algae

A potentially toxic algal bloom has turned Clear Lake in Northern California bright green, fed by increased runoff from human activity.

June 4, 2024 - Los Angeles Times

 The west tunnel entrance to the Oceanside Water Pollution Control Plant in March 2020 with O and A letters missing in Oceanside.

San Francisco Takes on EPA in Supreme Court Case

The Court has agreed to hear an appeal challenging federal water pollution regulations.

May 30, 2024 - San Francisco Chronicle

View from middle of River Seine in Paris with Eiffel Tower on right side.

Seine Pollution Could Hinder Olympic Swim Events

Events like the triathlon could be impacted if tests continue to reveal high levels of dangerous bacteria in Paris’ famous river.

April 16, 2024 - Euronews Green

A quite pond with lilly pads floating on the surface and brush in the background.

Water Quality Comes Up Trumps in New Florida Gambling Deal

Florida will direct almost all the revenue from its gambling compact with the Seminole Tribe to fund water quality projects, to the tune of billions.

April 9, 2024 - Governing

View of green lush wetland in Florida with lightly cloudy blue sky.

How To Make the Clean Water Act Work Better

A legal scholar suggests mechanisms for closing loopholes that limit the law’s effectiveness.

March 7, 2024 - The Regulatory Review

Urban Design for Planners 1: Software Tools

This six-course series explores essential urban design concepts using open source software and equips planners with the tools they need to participate fully in the urban design process.

Planning for Universal Design

Learn the tools for implementing Universal Design in planning regulations.

Top Books

An annual review of books related to planning.

Top Schools

The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.