Water Quality Consumer Confidence Report - For samples collected during 2014 in the Foothill/Sunset Water System
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Water Quality Consumer Confidence Report
For samples collected during 2014 in the Foothill/Sunset Water System
Placer County Water Agency is pleased to report this
year ‐ as we have each and every year since 1991 ‐
that the drinking water supplied to you meets or
exceeds state and federal public health standards for
drinking water quality and safety. California water
retailers, including PCWA, are required by law to
inform customers about the quality of their drinking
water. The results of PCWA’s tes ng and monitoring
programs of 2014 are reported in this newsle er. If
you have any ques ons about this report, please
contact the PCWA Customer Services Center at (530)
823‐4850 or (800) 464‐0030.
Ensuring The Safety of Your The Source of Your Water Supply
Your water originates in the Sierra snowpack. Surface water
Drinking Water from the Yuba and Bear River watersheds and Lake Spaulding
In order to ensure that tap water is safe to drink, the flows into the PG&E and PCWA delivery systems. This is
U.S. Environmental Protec on Agency (USEPA) and supplemented with American River water. The water is
the State Water Resources Controll Board (State treated at the water treatment plants listed in this report.
PCWA has completed a Sanitary Survey and Source Water
Board) prescribe regula ons which limit the amount
Assessment of the Yuba‐Bear River watershed (2012) as well
of certain contaminants in water provided by public as for the American River watershed (2013). It was found the
water systems. State Board regula ons also watersheds were vulnerable to contaminants from highways,
establish limits for contaminants in bo led water roadways and railroads near rivers and canals, sep c tanks,
that must provide the same protec on for public u lity pipelines crossing canals, upstream recrea on, historic
and ac ve mining opera ons, u lity opera ons, and mber
health. harvest. Contaminants associated with these ac vi es that
could pose a threat to source water include but are not limited
About Your Drinking Water to sediment, bacteria, viruses, parasites, pes cides, herbicides
Drinking water, including bo led water, may and trace metals. Historically, contaminant levels have been
very low in the source water and watersheds. Full details of
reasonably be expected to contain at least small the Source Water Assessments may be seen at the Placer
amounts of some contaminants. The presence of County Water Agency Business Center, 144 Ferguson Road, in
contaminants does not necessarily indicate that Auburn.
Note about connec on between PCWA and Roseville: During
water poses a health risk. More informa on about
warm summer months, most customers in the area found at
contaminants and poten al health effects can be the link below receive City of Roseville water from about 6
obtained by calling the U.S. Environmental a.m. to noon.
Protec on Agency's Safe Drinking Water Hotline: h ps://www.pcwa.net/files/docs/wq/Rocklin_Area.pdf
1‐800‐426‐4791
Foothill/Sunset Water Quality Results
Primary Drinking Water Standards
Turbidity Performance Standards (that must be met through the water treatment process)
Turbidity is a measurement of clarity or the level of suspended maƩer in the water. In reporƟng turbidity, the highest single measurement and
the lowest monthly percentage of samples meeƟng the turbidity limits are specified.
Turbidity of the filtered water must:
1. Be less than or equal to 0.3 NTU in 95% of measurements in a month.
2. Not exceed 1 NTU at any me. PCWA Roseville
Lowest monthly percentage of samples that met Turbidity Performance Standard No. 1 100% 100%
Highest single turbidity measurement during the year 0.21 0.11
Number of viola ons of any surface water treatment requirements 0 0
MCL PHG, PCWA Range and Roseville Range
CONSTITUENT UNITS or (MCLG) or Average or (HRAA) and Average or Typical Source of Contaminant
Total Trihalomethane ug/L 80 None 27‐77 (66.5) N/A1 Byproduct of drinking water disinfec on
Total Haloace c Acids ug/L 60 None 12‐57 (48) N/A1 Byproduct of drinking water disinfec on
Chlorine mg/L [4] [4] 0.11‐1.27 (0.67) N/A1 Drinking water disinfectant added for treat‐
Total Organic Carbon mg/L TT=RAA
Environmental Influences on Drinking Note to At-Risk Water Users
Water Some people may be more vulnerable to contaminants in
drinking water than the general popula on. Immune‐
The sources of drinking water (both tap and bo led water)
compromised persons such as persons with cancer undergoing
include rivers, lakes, streams, ponds, reservoirs, springs and
chemotherapy, persons who have undergone organ transplants,
wells. As water travels over the surface of the land or through
people with HIV/AIDS or other immune system disorders, some
the ground, it dissolves naturally‐occurring minerals and, in
elderly, and infants can be par cularly at risk from infec ons.
some cases, radioac ve material, and can pick up substances
These people should seek advice about drinking water from their
resul ng from the presence of animals or from human
health care providers. USEPA/Centers for Disease Control (CDC)
ac vity. Contaminants that may be present in source water
guidelines on appropriate means to lessen the risk of infec on by
include:
Cryptosporidium and other microbial contaminants are available
• Microbial contaminants, such as viruses and bacteria, which
from the Safe Drinking Water Hotline at (800) 426‐4791.
may come from sewage treatment plants, sep c systems,
agricultural livestock opera ons, and wildlife.
• Inorganic contaminants, such as salt and metals, which can What You Should Know About
be naturally‐occurring or result from urban storm water Cryptosporidium
runoff, industrial or domes c wastewater discharges, oil and
gas produc on, mining or farming. Cryptosporidium is a microbial pathogen found in most surface
• Pes cides and herbicides, that may come from a variety of waters throughout the U.S.. Although filtra on removes
sources such as agriculture, urban storm water runoff and Cryptosporidium, the most commonly used filtra on methods
residen al uses. cannot guarantee 100 percent removal. Placer County Water
• Organic chemical contaminants, including synthe c and Agency conducted a two‐year study on Cryptosporidium during
vola le organic chemicals, which are by‐products of industrial 2006 and 2007, and our monitoring indicated the presence of
processes and petroleum produc on, and can also come from these organisms in our source water in ranges from non‐
gas sta ons, urban storm water runoff, agricultural detected to 0.2 organisms per liter. Again, these results are from
applica on and sep c systems. the untreated, raw water. The design of the EPA study
• Radioac ve contaminants, that can be naturally‐occurring conducted here did not call for treated water samples. Current
or be the result of oil and gas produc on and mining test methods do not allow us to determine if the organisms are
ac vi es. dead or if they are capable of causing disease. Inges on of
Cryptosporidium may cause an abdominal infec on. Symptoms
of infec on include nausea, diarrhea, and abdominal cramps.
Most healthy individuals can overcome the disease within a few
Statement on Lead weeks. However, immune‐compromised people are at greater
(none found in this system) risk of developing life‐threatening illness. We encourage
Infants, young children, and pregnant women are typically immune‐compromised individuals to consult their health care
more vulnerable to lead in drinking water than the general provider regarding appropriate precau ons to take to avoid
popula on. It is possible that lead levels at your home may infec on. Cryptosporidium must be ingested to cause disease,
be higher than at other homes in the community as a result of and it may be spread through means other than drinking water.
the materials used in your home’s plumbing. If your water
faucet has not been used for several hours, you can minimize
2014 Testing Results
the poten al for lead exposure by flushing the faucet for 30
seconds to 2 minutes before using water for drinking or Measurements reported here were collected in 2014 (unless
cooking. If you are concerned about elevated lead levels in otherwise noted). In accordance with federal regula ons, data is
your home’s water, you may wish to have your water from the most recent tests. We are allowed to monitor for some
tested. Addi onal informa on is available from the USEPA contaminants less than once per year because concentra ons of
Safe Drinking Water Hotline (1‐800‐426‐4791) or at hƩp:// these contaminants do not change frequently.
www.epa.gov/safewater/lead. Este informe conƟene información muy importante sobre su
agua potable. Tradúzcalo o hable con alguien que lo enƟenda
bien.
Frequently Asked Questions About Water Quality
It is important for you to know that we take our customers’ concerns very seriously. We feel that you wouldn’t be calling if there
weren’t cause for concern, so we inves gate every claim fully and in a mely manner before closing a case. Below are some
answers to the most common ques ons or concerns. You may find that this informa on solves your issue, but please feel free to
call the numbers listed below if you feel it does not. FOR INFORMATION on water quality or ques ons about this report, PCWA
customers are invited to contact the PCWA Customer Service Center at (530) 823‐4850 or (800) 464‐0030.
Do we have hard water? My water smells like Chlorine!
Most of the water served to you is less than 20 mg/L Chlorine is required in the distribu on system to keep
(milligrams per liter) PCWA water in general is on the low end
of so water. The higher numbers reflected in this year’s bacteria from making it to your tap. We regulate our Chlorine
report are from a well that was run briefly during the year. dosage very strictly so that we have just enough without
General guidelines for classifica on of waters are: 0 to 60 mg/ having too much. The maximum residual level for Chlorine is
L as calcium carbonate is classified as so ; 61 to 120 mg/L as
4 mg/L (milligrams per liter), and a common level for our
moderately hard; 121 to 180 mg/L as hard; and more than 180
mg/L as very hard. systems is between 0.5 and 1.5 mg/L. Some people are more
sensi ve to the smell of Chlorine in water. It is common for
Is there Fluoride in my water? people to think that the level of the Chlorine must be too high
PCWA does not fluoridate its water. Fluoride does exist under these circumstances; however, we’ve found that the
naturally in a PCWA well which was run briefly during the year. most common reason for smelling Chlorine at your tap is
There is a very small por on of the City of Rocklin, which
receives water from the City of Roseville during high demand when the Chlorine is dissipa ng or the level is dropping. The
in warm months only. In addi on, our Bianchi system receives reason for this is that the water sits in your plumbing before
Roseville water at all mes. Roseville is required to fluoridate you use it. Most likely, if you flush your taps out, the smell
its water. To find maps of these areas, you can go to: h p://
will disappear.
www.pcwa.net/water‐resources/water‐quality.html
Why is my tap water
milky or cloudy?
This is caused by ny air bubbles in
the water. It is completely harmless.
Cold water from snowmelt has the
poten al to hold lots of air. As the
water warms a bit on its way to your
tap, it has more poten al to release
that air. When you turn on your tap, the rapid reduc on in pressure causes the air to come out of solu on, and creates
the milky look you see. If this is the case, it will clear before your eyes as in the picture.
How do I know my water is safe?
Distribu on operators and treatment plant operators cer fied by the
State Water Resources Control Board collect hundreds of
bacteriological samples each year throughout the water distribu on
systems as well as performing thousands of individual tests in the
treatment facili es and in the distribu on system, of which only the
detected cons tuents are found in your annual Consumer Confidence
Report. Field tests for things like temperature, turbidity, pH and
chlorine residual help to let us know that our water is maintaining its
quality throughout the distribu on system.
Frequently Asked Questions About Water Quality
Continued...
My water is dirty! How is my water treated?
It is actually very common for people to experience discolored Your water is treated by conven onal methods, u lizing
or “dirty” water at coagula on, floccula on, sedimenta on, filtra on, and finally
their tap. In most disinfec on. The facility or facili es serving your area are
cases, we can trace operated by State Water Resources Control Board cer fied
this condi on to a operators. It may also be comfor ng for you to know that our
par cular aspect of facili es have built‐in fail‐safes which will immediately shut
the household the treatment
plumbing. It is very process down
common for a water and not allow any
heater to corrode or water to the
rust and cause discolored water in the hot water. You can test system if some‐
this by turning your tap to the full hot posi on and observe thing within the
whether the water is discolored. If the water is discolored in facility is not ope‐
your hot water, but not cold, you can be reasonably certain ra ng correctly.
the issue lies in your water heater. If the problem occurs in The operators
the cold water as well, receive alarms for
and doesn’t clear up immediate inter‐
a er running for a few ven on so they
minutes, we may need can correct the
to flush the main line. problem and
If you get discolored begin trea ng
water out of your cold water again.
water tap and it clears
up a er running for
several minutes, the main line is likely clean and you may have My water tastes like chemicals!
a plumbing fixture or an old galvanized line causing the Another common call we get is that the water has a strong
problem. chemically taste all of a sudden. Most mes, this can be
traced to the either the Chlorine topic covered earlier, or to a
hose bib being le on. This is most common during warm
Why are there pink or dark stains in
mes of year when the hot sun beats down on a pressurized
my toilet or around my drains? hose and creates backpressure. When you open a tap inside
Airborne organisms are usually the cause. You will see grey, the house, you can be sure that high pressure hose water
black, or some mes pink filmy stains on surfaces that are reg‐ feeds right into your house, and it doesn’t taste good. The
ularly moist, including toilet bowls, shower heads, shower best way to avoid this is to always shut your hose off at the
drains, sink drains, dishwashers, shower and bath floors and hose bib shut‐off
walls. These organisms are not in valve, and depress‐
the drinking water, but they find urize your hose. For
moist areas of your house to this reason, it is not a
thrive. The only way to control good idea to have
these organisms is to disinfect the your hose bib set up
surfaces regularly, and ven late as it is in the picture.
the area well.
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