2018 Tier A MS4 Permit

• The Tier A Municipal Stormwater General Permit authorizes the discharge of stormwater from small municipal separate storm sewers.  The permit was issued in response to USEPA's phase II rules.
• Tier A municipalities are generally located within the more densely populated regions of the state or along or near the coast.  The Tier A permit addresses stormwater quality issues related to both new and existing development.
• Check out Tier A permit

Stormwater Pollution Prevention Plan

• The Stormwater Pollution Prevention Plan describes how we implement the permit requirements in regards to our stormwater program.
• Check out the Stormwater Pollution Prevention Plan.

Stormwater Management Plan

• Check out the Municipal Stormwater Management Plan. 

• Outfall Pipe is a pipe through which a drain or sewer empties into the sea, a river or a lake.

• View Highland Park's Stormwater Asset Map (outfalls, inlets).

Impervious Cover

• Highland Park's Impervious Cover Assessment
• Highland Park's Impervious Cover Reduction Action Plan