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Minnesota Stormwater Manual

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Total Maximum Daily Load (TMDL) guidance for permittees

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Comprehensive approaches to stormwater management

Design and maintenance for winter runoff management
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Design Guidance for Stormwater BMPs

Assessing the performance of stormwater BMPs

Credits for stormwater volume and pollutant reductions

Operation and maintenance of stormwater BMPs

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Pollutant removal percentages for stormwater pond BMPs

**Pollutant removal percentages for stormwater pond BMPs. Values for TP and TSS include a range of values, from lowest to highest percent removal, observed in the literature.**
Practice	TSS (Low-Med-High)	TP (Low-Med-High)	TN	Metals (average of Zn and Cu)	Bacteria	Hydrocarbons
Stormwater Ponds	60-84-90	34-50-73	30	60	70	80

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