HomeMy WebLinkAbout2014 09 22 Informational 202 Potable Water Public Notice
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Public Notice
IMPORTANT INFORMATION ABOUT YOUR DRINKING WATER
The City of Winter Springs Has TTHM Levels Above Drinking Water Standards
Our water system recently exceeded a drinking water standard. Although this incident was not an
emergency to our customers, you have the right to know what happened and what we are doing to correct
this situation.
The City of Winter Springs routinely monitors for drinking water contaminants. In addition to testing
monthly for bacteria in the distribution system, the City also performs quarterly testing for the presence of
disinfection by-products (DBPs). Total Trihalomethanes (TTHMs) are by-products of the reaction of the
chlorine disinfectant with the natural organic and inorganic matter in the water. The state of Florida
requires the use of a disinfectant to minimize the possibility of bacterial contamination in the drinking
water distribution system. In 2012, the Environmental Protection Agency (EPA) enacted the Stage 2
DBP Rule requiring our water system to test and compute locational running annual averages (LRAA) for
total TTHMs at each of our four sampling locations. In the past, the City was required to report a
combined running annual average (RAA) of all samples collected throughout the distribution system and
was able to meet the EPA’s requirements. Under the new rule, the compliance limits for TTHMs are
calculated by averaging the results over the last four quarters at each location. We have just completed
our fourth quarter testing as shown below. The Maximum Contaminant Level (MCL) set by the Florida
Department of Environmental Protection (FDEP) for TTHMs is 80 parts per billion (ppb). The LRAA
results show that our system exceeded the MCL for TTHMs at two locations as shown below.
rdndstth
Monitoring3 Quarter 2 Quarter 1 Quarter 4 Quarter LRAA
Location for September June 2014 March 2014 December (Quarterly
TTHM (ppb) 2014 2013 Results/4)
1626 126 122 64.7 54.6 91.8
Wrentham Ct
674 Oneida 98.6 107 56.2 67.0 82.2
Lane
What does this mean?
This is not an emergency. If it had been, you would have been notified immediately.
[[300,1827,1274,1880][11][,I,][Times New Roman]]Some people who drink water containing trihalom [[1258,1827,2300,1880][11][,I,][Times New Roman]]ethanes in excess of the MCL over many
years may
[[300,1880,1248,1933][11][,I,][Times New Roman]]experience problems with their liver, kidneys, or [[1211,1880,2300,1933][11][,I,][Times New Roman]]central nervous system, and may have
an increased risk
[[300,1933,695,1986][11][,I,][Times New Roman]]of getting cancer.
What should I do?
You do not need to boil your water or take corrective actions. However, if you have specific health
concerns, please consult your doctor.
What corrective action is being taken?
We plan to rotate the source wells to utilize the wells that are lowest in organics, which reacts with
chlorine to form TTHMs. Increased flushing of the distribution lines may also help lower TTHM levels.
The City is working with a consultant to design treatment plant improvements that will remove organic
and inorganic material from the raw water in order to decrease the potential for TTHM formation.
The City of Winter Springswill continue to monitor and report the TTHM results to you on a quarterly
basis as long as the running annual average exceeds the MCL, as required by FDEP. If you should have
any questions concerning this situation, please do not hesitate to contact Stephanie Monica at 407-327-
6584 or write to her at smonica@winterspringsfl.org or 1126 East SR 434, Winter Springs, FL 32708
[[298,2828,1324,2881][11][,I,][Times New Roman]]Please share this information with other people who [[1287,2828,2300,2881][11][,I,][Times New Roman]]drink this water, especially those
who may not have
[[300,2881,1278,2934][11][,I,][Times New Roman]]received this notice directly (for example, people in [[1251,2881,2311,2934][11][,I,][Times New Roman]] apartments, nursing homes, schools,
and businesses).
[[300,2934,1244,2987][11][,I,][Times New Roman]]You can do this by posting this notice in a public [[1200,2934,2098,2987][11][,I,][Times New Roman]]place or distributing copies by hand
or mail.
This notice is being sent to you by the City of Winter Springs-State Water System ID 3590879. Date distributed
th
October 10, 2014.