A forward-thinking not for profit private utility was in need to keep pace with population growth and seasonal flows in a space-constrained, environmentally sensitive resort environment. Walton County, a coastal resort area in northwestern Florida doubles its population during the spring break and summer seasons.

Xylem, an industry leader in mission-critical water treatment solutions, has been selected through a fair and open competitive bidding process to replace eight Rotating Biological Contactors (RBCs) that have reached the end of their useful life at the Cape May County, Municipal Utilities Authority, Cape May Wastewater Treatment Facility.

In December 2009, a non-hazardous liquid waste treatment facility in Wisconsin was exceeding their permitted level of 0.165 ppm tin in their final wastewater effluent discharge to the Publicly Owned Treatment Works (POTW). Additionally, effluent levels for lead and copper also approached permit limits and were a concern to this customer.

Located in Wernersville, Pennsylvania a borough of Berks County, the Robesonia – Wernersville Municipal Authority Wastewater Treatment Facility was prompted to upgrade its filtration process to address two aging traveling bridge sand filters and to meet new state water quality standards, including phosphorus effluent limits.

Xylem has been selected by Severn Trent to supply its innovative ballasted clarification technology, the CoMag® system, at yet another major wastewater treatment works. This new contract at Hartshill (near Nuneaton) follows the successful implementation of the CoMag system.

Heart of the Valley Sewerage District in Kaukauna, Wisconsin required high-purity water to test plant effluent for biochemical oxygen demand (BOD) and other contaminants. Testing is required to ensure that the effluent meets state and federal guidelines before discharge into the Fox River.

League City contracted with CDM Smith to manage the expansion project and design and construct a 4.0 MGD (design) / 12 MGD (peak)treatment facility with an energy, labor, and operational efficient process that would meet exceptionally stringent discharge limits. The facility also needed to ensure Type I or Type II non-potable reuse was available for future irrigation and/or amenity use.

Xylem was contacted by a Mid-Atlantic Water Authority to propose an odor control solution at one of their pump stations. The Authority was treating the odors with a sodium hypochlorite (bleach) solution to varying degrees of success. Downstream hydrogen sulfide levels in the atmosphere were the primary contributors to odor complaints, reports of corrosion, and worker safety issues.

Evoqua Water Technologies LLC was contacted by a South Florida Municipality to provide an odor control solution for a lift station within their collection system. In the past, the municipality had implemented biofiltration for control of atmospheric hydrogen sulfide. However, in recent years the biofilter was removed, leaving the lift station untreated and exposed to high sulfide concentrations.

The City of Los Angeles’ Hyperion Wastewater Treatment Plant is one of the largest in the United States. It serves approximately 9 million people by treating 460 mgd of wastewater. Built in 1949, the plant was designed to treat up to 450 mgd but was forced to reduce secondary treatment in the 1960’s to 120 mgd due to limited secondary capacity.

The Grass Valley Wastewater Treatment Plant provides service for a population of approximately 12,000 people. Situated in California’s Gold Country, the area has some unique challenges that include mine drainage and heavy flows during the winter storm season in the scenic Sierra Nevada foothills. On average, the City discharges 2.1 million gallons per day of treated wastewater effluent to Wolf Creek, a tributary of the Bear River.

The Village of Waterbury Wastewater Treatment Plant (WWTP) is located on the Winooski River floodplain, which poses challenges from significant flooding during the spring runoff and storm seasons to strong algal blooms in late spring. During algal blooms, the plant encounters bright green lagoon effluent high in total suspended solids(TSS), resulting in treatment upsets and inconsistent permit compliance.

When its wastewater treatment plant’s brush aerators reached their end of service life, The City of Tomball replaced them with Xylem's Envirex® Disc Aerators, maintaining compliance and improving reliability.

The Town Branch Wastewater Treatment Plant located in Lexington, Kentucky, USA, serves a population of 130,000—about 60% of Lexington—Fayette County. The plant began operating in 1919, and currently treats almost 11 billion gallons of wastewater annually.

Xylem has been selected by Carolina Water Service, Inc. of North Carolina, through its sales partner Premier Water, to design, manufacture and install a turnkey wastewater treatment system located in the gated golf course community of Brandywine Bay located in Morehead City, N.C.

The Upper Gwynedd Township, Pennsylvania wastewater treatment plant (WWTP) which treats residential waste (70 percent) and industrial waste (30 percent) was struggling to maintain performance during peak wet weather flows. The facility was designed to treat an average daily flow of 5.7 million gallons per day (MGD) and a maximum monthly flow of 6.5 MGD with a peak hourly flow of 12 MGD.

Since the wastewater treatment facility is located near a retirement community, the design of the plant had to be taken into consideration as well as the small land area, noise level of the equipment and potential odors.

The City of Scottsburg is located in Indiana between Louisville, Cincinnati, and Indianapolis. Scottsburg maintains a healthy balance between commercial, industrial and residential community with a celebrated history and bright future. Scottsburg has put a large emphasis on "quality of life" and it shows in their beautiful parks and lively downtown square.

The City of Dundee is a growing community with a strong economy boasting three wineries within the city limits and several others in the surrounding Willamette River Valley. The City's existing WWTP was nearing capacity, and the limited discharge to the Willamette River would not adequately support Dundee's planned growth.

The Sierra Conservation Center required extra raw water filtration capacity during their rainy season while reconditioning and repairs of their potable water treatment plant were completed. A series of heavy rains had increased the turbidity of the surface water to 80 NTU, unusable for drinking water and an immediate solution was required.

Located between Milwaukee and Madison at the intersection of two Wisconsin interstates, the Village of Johnson Creek is one of the fastest growing communities in the region. It bills itself as the "Crossroads with A Future." Recently, the town had to step up planning for the future as its wastewater treatment plant reached a crossroads of its own.

Located in Kansas City, Missouri, the Blue River Wastewater Treatment Plant (WWTP) was in need of a solution to address high inlet contaminant loadings at multiple locations throughout the plant as well as meet high odor removal efficiency requirements using only biological treatment. The Blue River WWTP is the largest wastewater treatment plant in the metropolitan region treating an average of 75 million gallons per day (MGD).

Columbus, Ohio’s Jackson Pike Wastewater Treatment Plant (WWTP) uses seasonal disinfection. Located in a highly industrial/residential area, the plant has a design treatment capacity of 68 mgd and a peak treatment capacity of 110 mgd.

Saint Petersburg, Florida, is home to about 250,000 residents who enjoy "Florida’s Sunshine City" located on Tampa Bay. The city has one of the largest water reuse programs in the country; it serves residential, commercial and industrial customers via a dual municipal distribution system delivering over 37 million gallons of reclaimed water per day (MGD).