Applied Nutrients

Nutrients by Sector

View the amount of nitrogen or phosphorus applied, in pounds, by sector (i.e., Agriculture and Developed). Select a range of years from 1984 through 2025.

Nutrients by Source

View the amount of nitrogen or phosphorus applied, in pounds, by nutrient source (i.e., Agricultural Fertilizer, Biosolids, Direct Deposit Manure, Manure, and Urban Fertilizer). Select a range of years from 1984 through 2025.

Land Use by Load Source

View acres by source (i.e., Crop, CSS, Pasture, etc.). Select a range of years from 1984 through 2025.

Nutrient Map

View the amount of nitrogen or phosphorus applied, in pounds per acre, by sector (i.e., Agriculture and Developed). Select a year between 1984 through 2025. Results are displayed by county. Hover the cursor over a county to view county name and pounds per acre applied. To animate the map, select a starting year and press the 'play' button under the year slider.

Note: When presented, data for the current year through 2024 do not have BMPs. Data for 2025 are from state Phase III WIPs.

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