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Water Supply
An essential element of residential, commercial and industrial
projects is an adequate supply of water for domestic use, manufacturing
processes and fire protection. Llewellyn-Howley provides design
services for water supply distribution systems, pumping facilities
and treatment systems.
Wastewater Treatment
Treatment and disposal of domestic and industrial wastewaters
are primary environmental objectives. To meet
these needs, Llewellyn-Howley provides study,
design and permitting services for wastewater
collection, treatment and disposal systems. Our
projects include designs for on-site disposal
systems, wastewater collection, pumping and treatment
facilities, and treatment plant upgrading for
domestic and industrial wastes.

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Stormwater Management
State and Federal programs are in place to control erosion
and remove pollutants from stormwater runoff.
Our services include the preparation of stormwater
management plans including stormwater treatment
and conveyance systems for the construction and
operational phases of the project. Llewellyn –
Howley prepares stormwater discharge permit applications
to satisfy requirements for stormwater permits
and certifications from local, state and federal
authorities.
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