Email Us

info@npdes.com

(888) 397-9414

9:00am EST–4:00pm PST

Office Hours

M–F, 9:00am–4:00pm EST

Classes

Register Here

Email Us

info@npdes.com

(888) 397-9414

9:00am EST–4:00pm PST

Office Hours

M–F, 9:00am–4:00pm EST

Classes

Register Here

Email Us

info@npdes.com

 


Class Registration Calendar

20
Jul
2026

CSI-MS4 Permit Compliance Nevada-New Mexico-Wyoming (MT)

07-20-2026 8:30 am - 07-21-2026 4:30 pm
Online Webinar
$799 + registration
22
Jul
2026

Water Quality Standards, 303(d) Lists, TMDLs (EST)

07-22-2026 12:00 pm -4:00 pm
Online Webinar
$324 + registration
23
Jul
2026

CSI-MS4 Permit Compliance Indiana-Michigan (ET)

07-23-2026 8:30 am - 07-24-2026 4:30 pm
Online Webinar
$799 + registration
23
Jul
2026

CSI-MS4 Inspector - NEW!

07-23-2026 8:30 am -4:30 pm
Online Webinar
$399 + registration
27
Jul
2026

CSI - CACEO Certified Stormwater Inspector (PDT)

07-27-2026 8:00 am - 07-28-2026 2:00 pm
Online Webinar
$575 + registration
CSI - CACEO Certified Stormwater Inspector (PDT)
30
Jul
2026

CSI-MS4 Permit Compliance Florida-Georgia (ET)

07-30-2026 8:30 am - 07-31-2026 4:30 pm
Online Webinar
$799 + registration
30
Jul
2026

CSI-MS4 Permit Compliance Puerto Rico (AT)

07-30-2026 8:30 am - 07-31-2026 4:30 pm
Online Webinar
$799 + registration
03
Aug
2026

Florida Stormwater Erosion and Sediment Control Inspector

08-03-2026 8:30 am - 08-04-2026 4:00 pm
Online Webinar
$225 + registration
Florida Stormwater Erosion and Sediment Control Inspector
03
Aug
2026

Industrial: Sector P - Motor Freight, Passenger. Rail, USPS Transportation and Bulk Oil

08-03-2026 9:00 am -10:00 am
Online Webinar
$50
03
Aug
2026

Industrial: Sectors Q & R - Water Transporation and Ship and Boat Building and Repair Yards

08-03-2026 11:00 am -12:00 pm
Online Webinar
$50