As of October 31, 2024, RTI International has acquired all MGS Engineering and MGS Software assets. More information about this transaction can be found at RTI’s website. Mel Schaefer and Bruce Barker will continue to be involved in the business and can be reached via the Contact Us link in the top right corner of this page.

Stochastic Event Flood Model for Hydrologic Risk Analysis

SEFM is a Windows Stochastic Processor that can be Adapted to Many Hydrologic Models Currently in Use today Including:

  • HEC-1
  • HEC-HMS
  • HSPF
  • Sacramento Hydrology Model
  • UBC Hydrologic Model
  • WATFLOOD

For more information, please contact us at: Support@mgsengr.com

Click Images to View Screen Captures of SEFM:

SEFM Publications

Application of SEFM to Folsom Dam on the American River CA

Development of Hydrologic Hazard Curves For Assessing Hydrologic Risks For Strathcona, Ladore Falls And John Hart Dams on the Campbell River, BC

SEFM and PMF Approach Comparison

Mathematical Models of Small Watershed Hydrology and Applications

Regional Precipitation-Frequency Analyses For Mid-Latitude Cyclones, Mesoscale Storms With Embedded Convection, Local Storms And Tropical Storm Remnant Storm Types In The Tennessee Valley Watershed

2016 USSD Conference Slides, Regional Precipitation-Frequency for Multiple Storm Type

SEFM User's Manual

Simplified SEFM Guidance

Uncertainty Analysis for Probable Maximum Precipitation Estimates