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Updated irreducible concentrations in StormTac database and in StormTac Web

  • 1 July, 20188 September, 2021

Read more “Updated irreducible concentrations in StormTac database and in StormTac Web” →

Implementation in StormTac Web of new guidelines for stormwater treatment in existing areas or areas of exploitation

  • 27 May, 20188 September, 2021

Read more “Implementation in StormTac Web of new guidelines for stormwater treatment in existing areas or areas of exploitation” →

Updated StormTac database v. 2018-05-09

  • 9 May, 20188 September, 2021

Read more “Updated StormTac database v. 2018-05-09” →

Relase notes v18.2.1

  • 19 April, 20188 September, 2021

Read more “Relase notes v18.2.1” →

Updated function for natural ground for smaller areas than 10 hectares

  • 3 April, 20188 September, 2021

Read more “Updated function for natural ground for smaller areas than 10 hectares” →

Updated concentrations for phosphorus, nitrogen and benzo(a)pyrene from woodland, farmland and other open land uses

  • 12 March, 20188 September, 2021

Read more “Updated concentrations for phosphorus, nitrogen and benzo(a)pyrene from woodland, farmland and other open land uses” →

Updated database v. 2018-02-26

  • 26 February, 20188 September, 2021

Read more “Updated database v. 2018-02-26” →

Updated flow detention functions in serial facilities

  • 13 February, 20188 September, 2021

Read more “Updated flow detention functions in serial facilities” →

Local, regional or country specific precipitation and rain intensities

  • 6 February, 20188 September, 2021

Read more “Local, regional or country specific precipitation and rain intensities” →

Implementation of two new treatment facilities; dry ponds and sedimentation screen basins & revised coefficients for calculated reduction efficiency of the facilities biofilters, macadam ditches, swales and ditches

  • 4 January, 20188 September, 2021

Read more “Implementation of two new treatment facilities; dry ponds and sedimentation screen basins & revised coefficients for calculated reduction efficiency of the facilities biofilters, macadam ditches, swales and ditches” →

2 added land use categories; marina and artificial turf fields

  • 2 January, 20188 September, 2021

Read more “2 added land use categories; marina and artificial turf fields” →

Complementary results at the bypass of peak flows past the treatment facility

  • 1 January, 20188 September, 2021

Read more “Complementary results at the bypass of peak flows past the treatment facility” →

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Recent Posts

  • News in the Recipient-model 13 November, 2025
  • Calculation of reduced available volumes for flow detention in ditches and swales, taking into account the longitudinal slope 23 June, 2025
  • Dimensioning and calculation of flood volumes and increased flows at a longer (secondary) return time 2 June, 2025
  • Updated method for calculating acceptable pollutant load to the recipient 22 April, 2025
  • May 6, Requirements for Stormwater effluent concentration criteria with regard to EQS – webinar 3 April, 2025
  • Export with consideration of upstream flow detention – new automation with improved functions 15 January, 2025

Archives

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Meet Our Team

StormTac Team & contact information
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132 36  SALTSJÖ-BOO

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