Linesville Pine WTP

Regional Sewage Facilities Act 537 Plan, Collection Systems and WTP
Linesville Pine Joint Municipal Authority

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Edgeworth Borough CSS

Combined Sewer System Long-term Control Plan
Edgeworth Borough, Allegheny County, PA

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ALCOSAN Wet Weather

Upper Monongahela River Planning Basin Sewage Facilities Planning Study
ALCOSAN, Allegheny County, PA

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Wastewater

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Lennon, Smith, Souleret Engineering, Inc. (LSSE) has maintained its focus in the municipal market, particularly in the area of wastewater facilities planning and design since its founding in 1985. LSSE provides professional civil engineering services for sewer system evaluation studies (SSES); flow monitoring, data analysis; infiltration / inflow, source flow reduction and related wastewater facilities reports / studies; hydraulic / hydrologic modeling; and hydraulic re-rating and upgrade of wastewater treatment plants.

LSSE's recent experience includes:

  • Planning through construction phase services for over 138 miles of sanitary / combined sewers and 10 wastewater treatment plants
  • Prominent role in one of the nation’s largest and most complex wet weather control programs, the Allegheny County (ALCOSAN) wet weather control program. No other regional, western PA firm has equivalent status in this multi-phase regional program, which is expected to result in mandated capital improvements costing in the billions of dollars.

Services include:

  • Community and multi-jurisdictional wastewater facilities planning (PA Act 537), design and permitting
  • Consent order and sewage facilities corrective action plans
  • Flow monitoring, QA/QC, data analysis
  • Operation and maintenance programs
  • CSO/SSO characterization studies / evaluations
  • Wastewater process optimization studies
  • Hydraulic / hydrologic modeling
  • Industrial pretreatment
  • Rate studies
  • PA Act 57 Tap Fee Analysis
  • Developer reviews
  • Annual / capital budgets
  • Permit renewals
  • Chapter 94 reports
  • Vulnerability assessments
  • Grant assistance / administration
  • Infiltration / Inflow (I/I) studies
  • Asset management

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