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Water Quality 2016: Pueblo Watershed

Water Quality Index Score: 56, Marginal The small, urban Pueblo watershed includes parts of the cities of La Mesa, Lemon Grove, National City, and San Diego.  Home to Chollas and Palleta Creeks, the watershed drains …

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Water Quality 2016: Otay Watershed

  Water Quality Index Score: 70, Fair The Otay watershed is the southernmost watershed we monitored this year.  The portion of the watershed drained by the Otay River includes parts of unincorporated San Diego County, …

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Water Quality 2016: Los Peñasquitos Watershed

Water Quality Index Score: 76, Fair The Los Peñasquitos watershed originates in the foothills near Iron Mountain, and includes the communities of Poway, Mira Mesa, Sorrento Valley, and parts of Carmel Valley, Scripps Ranch, and …

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Water Quality 2016: Carlsbad Watershed

Buena Vista Watershed Overall Water Quality Index Score: 78, Fair Buena Vista is a small watershed that funnels precipitation from most of the city of Vista and parts of Oceanside and Carlsbad into Buena Vista …

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Water Quality 2016: San Luis Rey

  Water Quality Index Score: 82, Good The San Luis Rey watershed, the northernmost watershed on our list, is dominated by the San Luis Rey River whose headwaters begin near Warner Springs and Ranchita. The …

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Top Five Things We’ve Learned from Water Quality Monitoring

We may not think about it every day, but we all live in a watershed. A watershed is the area of land that catches all the rain and snow, which collects into a marsh, stream, …

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Your Peek Into The Mind of Susan Cobb, Volunteer Water Quality Monitor

Susan Cobb, one of San Diego Coastkeeper’s most dedicated Water Quality Monitors, spends her weekends collecting water samples from across San Diego for scientific analysis. Passionate volunteers like Susan are the reason we can catch sewage …

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Polluted Runoff: The Stories You Need To Know

Polluted runoff is the single biggest threat to water quality in San Diego. What is polluted runoff? Pollutants like oil, grease, pesticides and litter build up on our streets and sidewalks each day. When it rains, and …

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Does Industry and Government Pollute Our Waters? Not If Coastkeeper Can Help It.

Did you know that clean water is protected by law? A Clean Water Law is Born Prior to 1972, people across America could pollute waters freely — and without much consequence. It wasn’t until the …

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Why We Spend Our Saturdays Collecting Water Samples

We have laws in place to limit industrial pollution and ensure that our water can support all of its uses, from swimming and fishing to hosting endangered wildlife. But without enforcement, these regulations cannot keep …

Read More

Water Quality 2016: Pueblo Watershed

Water Quality Index Score: 56, Marginal The small, urban Pueblo watershed includes parts of the cities of La Mesa, Lemon Grove, National City, and San Diego.  Home to Chollas and Palleta Creeks, the watershed drains …

Read More

Water Quality 2016: Otay Watershed

  Water Quality Index Score: 70, Fair The Otay watershed is the southernmost watershed we monitored this year.  The portion of the watershed drained by the Otay River includes parts of unincorporated San Diego County, …

Read More

Water Quality 2016: Los Peñasquitos Watershed

Water Quality Index Score: 76, Fair The Los Peñasquitos watershed originates in the foothills near Iron Mountain, and includes the communities of Poway, Mira Mesa, Sorrento Valley, and parts of Carmel Valley, Scripps Ranch, and …

Read More

Water Quality 2016: Carlsbad Watershed

Buena Vista Watershed Overall Water Quality Index Score: 78, Fair Buena Vista is a small watershed that funnels precipitation from most of the city of Vista and parts of Oceanside and Carlsbad into Buena Vista …

Read More

Water Quality 2016: San Luis Rey

  Water Quality Index Score: 82, Good The San Luis Rey watershed, the northernmost watershed on our list, is dominated by the San Luis Rey River whose headwaters begin near Warner Springs and Ranchita. The …

Read More

Top Five Things We’ve Learned from Water Quality Monitoring

We may not think about it every day, but we all live in a watershed. A watershed is the area of land that catches all the rain and snow, which collects into a marsh, stream, …

Read More

Your Peek Into The Mind of Susan Cobb, Volunteer Water Quality Monitor

Susan Cobb, one of San Diego Coastkeeper’s most dedicated Water Quality Monitors, spends her weekends collecting water samples from across San Diego for scientific analysis. Passionate volunteers like Susan are the reason we can catch sewage …

Read More

Polluted Runoff: The Stories You Need To Know

Polluted runoff is the single biggest threat to water quality in San Diego. What is polluted runoff? Pollutants like oil, grease, pesticides and litter build up on our streets and sidewalks each day. When it rains, and …

Read More

Does Industry and Government Pollute Our Waters? Not If Coastkeeper Can Help It.

Did you know that clean water is protected by law? A Clean Water Law is Born Prior to 1972, people across America could pollute waters freely — and without much consequence. It wasn’t until the …

Read More

Why We Spend Our Saturdays Collecting Water Samples

We have laws in place to limit industrial pollution and ensure that our water can support all of its uses, from swimming and fishing to hosting endangered wildlife. But without enforcement, these regulations cannot keep …

Read More