CONNECTICUT STATUTES AND CODES
Sec. 22a-6u. Notification requirements re discovery of contamination of soil or water. Exceptions. Content of notice. Acknowledgement of receipt. Posting of notice. Civil penalty. Forwarding of notice
Sec. 22a-6u. Notification requirements re discovery of contamination of soil
or water. Exceptions. Content of notice. Acknowledgement of receipt. Posting of
notice. Civil penalty. Forwarding of notice. (a) For the purposes of this section:
(1) "Commissioner" means the Commissioner of Environmental Protection, or his
designee;
(2) "Parcel" means a piece, tract or lot of land, together with buildings and other
improvements situated thereon, a legal description of which piece, parcel, tract or lot
is contained in a deed or other instrument of conveyance and which piece, tract or lot
is not the subject of an order or consent order of the commissioner which involves
requirements for investigation or reporting regarding environmental contamination;
(3) "Person" means person, as defined in section 22a-2;
(4) "Pollution" means pollution, as defined in section 22a-423;
(5) "Release" means any discharge, uncontrolled loss, seepage, filtration, leakage,
injection, escape, dumping, pumping, pouring, emitting, emptying or disposal of oil or
petroleum or chemical liquids or solids, liquid or gaseous products or hazardous wastes;
(6) "Residential activity" means any activity related to (A) a residence or dwelling,
including, but not limited to, a house, apartment, or condominium, or (B) a school,
hospital, day care center, playground or outdoor recreational area;
(7) "Substance" means an element, compound or material which, when added to
air, water, soil or sediment, may alter the physical, chemical, biological or other characteristics of such air, water, soil or sediment;
(8) "Upgradient direction" means in the direction of an increase in hydraulic
head; and
(9) "Technical environmental professional" means an individual, including, but not
limited to, an environmental professional licensed pursuant to section 22a-133v, who
collects soil, water, vapor or air samples for purposes of investigating and remediating
sources of pollution to soil or waters of the state and who may be directly employed by,
or retained as a consultant by, a public or private employer.
(b) (1) If a technical environmental professional determines in the course of investigating or remediating pollution after October 1, 1998, which pollution is on or emanating
from a parcel, that such pollution is causing or has caused contamination of a public or
private drinking water well with a substance for which the Commissioner of Environmental Protection has established a ground water protection criterion in regulations
adopted pursuant to section 22a-133k at a concentration above the ground water protection criterion for such substance, such professional shall notify his client and the owner
of the parcel, if the owner can reasonably be identified, not later than twenty-four hours
after determining that the contamination exists. If, seven days after such determination,
the owner of the subject parcel has not notified the commissioner, the client of the
professional shall notify the commissioner. If the owner notifies the commissioner, the
owner shall provide documentation to the client of the professional which verifies that
the owner has notified the commissioner.
(2) The owner of a parcel on which exists a source of contamination to soil or
waters of the state shall notify the commissioner if such owner becomes aware that such
pollution is causing or has caused contamination of a private or public drinking water
well with a substance for which the commissioner has established a ground water protection criterion in regulations adopted pursuant to section 22a-133k at a concentration at
or above the ground water protection criterion for such substance. Notice under this
section shall be given to the commissioner (A) orally, not later than one business day
after such person becomes aware that the contamination exists, and (B) in writing, not
later than five days after such oral notice.
(c) (1) If a technical environmental professional determines in the course of investigating or remediating pollution after October 1, 1998, which pollution is on or emanating
from a parcel, that such pollution is causing or has caused contamination of a public or
private drinking water well with: (A) A substance for which the commissioner has
established a ground water protection criterion in regulations adopted pursuant to section
22a-133k at a concentration less than such ground water protection criterion for such
substance; or (B) any other substance resulting from the release which is the subject of
the investigation or remediation, such professional shall notify his client and the owner
of the parcel, if the owner can reasonably be identified, not later than seven days after
determining that the contamination exists.
(2) The owner of a parcel on which exists a source of pollution to soil or the waters
of the state shall notify the commissioner if such owner becomes aware that such pollution is causing or has caused contamination of a private or public drinking water well
with: (A) A substance for which the commissioner has established a ground water protection criterion in regulations adopted pursuant to section 22a-133k at a concentration
less than such ground water protection criterion for such substance; or (B) any other
substance which was part of the release which caused such pollution. Notice under this
subdivision shall be given in writing not later than seven days after the time such person
becomes aware that the contamination exists.
(d) (1) If a technical environmental professional determines in the course of investigating or remediating pollution after October 1, 1998, which pollution is on or emanating
from a parcel, that such pollution of soil within two feet of the ground surface contains
a substance, except for total petroleum hydrocarbon, at a concentration at or above thirty
times the industrial/commercial direct exposure criterion for such substance if the parcel
is in industrial or commercial use, or the residential direct exposure criterion if the
parcel is in residential use, which criteria are specified in regulations adopted pursuant
to section 22a-133k, such professional shall notify his client and the owner of the parcel,
if such owner is reasonably identified, not later than seven days after determining that
the contamination exists, except that notice will not be required if the land-use of such
parcel is not residential activity and the substance is one of the following: Acetone, 2-butanone, chlorobenzene, 1,2-dichlorobenzene, 1,3-dichlorobenzene, 1,1-dichloroethane, cis-1,2-dichloroethylene, trans-1,2-dichloroethylene, ethylbenzene, methyl-tert-butyl-ether, methyl isobutyl ketone, styrene, toluene, 1,1,1-trichloroethane, xylenes,
acenaphthylene, anthracene, butyl benzyl phthalate, 2-chlorophenol, di-n-butyl phthalate, di-n-octyl phthalate, 2,4-dichlorophenol, fluoranthene, fluorene, naphthalene,
phenanthrene, phenol and pyrene.
(2) The owner of the subject parcel shall notify the commissioner in writing not
later than ninety days after the time such owner becomes aware that the contamination
exists except that notification will not be required if by the end of said ninety days: (A)
The contaminated soil is remediated in accordance with regulations adopted pursuant
to section 22a-133k; (B) the contaminated soil is inaccessible soil as that term is defined
in regulations adopted pursuant to section 22a-133k; or (C) the contaminated soil which
exceeds thirty times such criterion is treated or disposed of in accordance with all applicable laws and regulations.
(e) (1) If a technical environmental professional determines in the course of investigating or remediating pollution after October 1, 1998, which pollution is on or emanating
from a parcel, that such pollution is causing or has caused ground water within fifteen
feet beneath an industrial or commercial building to be contaminated with a volatile
organic substance at a concentration at or above thirty times the industrial/commercial
volatilization criterion for ground water for such substance or, if such contamination is
beneath a residential building, at a concentration at or above thirty times the residential
volatilization criterion, which criteria are specified in regulations adopted pursuant to
section 22a-133k, such professional shall, not later than seven days after determining
that the contamination exists, notify his client and the owner of the subject parcel, if
such owner can reasonably be identified.
(2) The owner of such parcel shall notify the commissioner in writing not later than
thirty days after such person becomes aware that the contamination exists except that
notification is not required if: (A) The concentration of such substance in the soil vapor
beneath such building is at or below thirty times the soil vapor volatilization criterion,
appropriate for the land-use for the parcel, for such substance as specified in regulations
adopted pursuant to section 22a-133k; (B) the concentration of such substance in groundwater is below thirty times a site-specific volatilization criterion for ground water for
such substance calculated in accordance with regulations adopted pursuant to section
22a-133k; (C) ground water volatilization criterion, appropriate for the land-use of the
parcel, for such substance specified in regulations adopted pursuant to section 22a-133k
is fifty thousand parts per billion; or (D) not later than thirty days after the time such
person becomes aware that the contamination exists, an indoor air monitoring program
is initiated in accordance with subdivision (3) of this subsection.
(3) An indoor air quality monitoring program for the purposes of this subsection
shall consist of sampling of indoor air once every two months for a duration of not less
than one year, sampling of indoor air immediately overlying such contaminated ground
water, and analysis of air samples for any volatile organic substance which exceeded
thirty times the volatilization criterion as specified in or calculated in accordance with
regulations adopted pursuant to section 22a-133k. The owner of the subject parcel shall
notify the commissioner if: (A) The concentration in any indoor air sample exceeds
thirty times the target indoor air concentration, appropriate for the land-use of the parcel,
as specified in regulations adopted pursuant to section 22a-133k; or (B) the indoor air
monitoring program is not conducted in accordance with this subdivision. Notice shall
be given to the commissioner in writing not later than seven days after the time such
person becomes aware that such a condition exists.
(f) (1) If a technical environmental professional determines in the course of investigating or remediating pollution after October 1, 1998, which pollution is on or emanating
from a parcel, that such pollution is causing or has caused contamination of ground
water which is discharging to surface water and such ground water is contaminated with
a substance for which an acute aquatic life criterion is listed in appendix D of the most
recent water quality standards adopted by the commissioner at a concentration which
exceeds ten times (A) such criterion for such substance in said appendix D, or (B) such
criterion for such substance times a site specific dilution factor calculated in accordance
with regulations adopted pursuant to section 22a-133k, such professional shall notify
his client and the owner of such parcel, if such owner can reasonably be identified, not
later than seven days after determining that the contamination exists.
(2) The owner of such parcel shall notify the commissioner in writing not later than
seven days after the time such person becomes aware that the contamination exists
except that notice shall not be required if such person knows that the polluted discharge
at that concentration has been reported to the commissioner in writing within the preceding year.
(g) (1) If a technical environmental professional determines in the course of investigating or remediating pollution after October 1, 1998, which pollution is on or emanating
from a parcel, that such pollution is causing or has caused contamination of ground
water within five hundred feet in an upgradient direction of a private or public drinking
water well which ground water is contaminated with a substance resulting from a release
for which the commissioner has established a ground water protection criterion in regulations adopted pursuant to section 22a-133k at a concentration at or above the ground
water protection criterion for such substance, such technical environmental professional
shall notify his client and the owner of the subject parcel, if such owner can reasonably
be identified, not later than seven days after determining that the contamination exists.
(2) The owner of the subject parcel shall notify the commissioner in writing not
later than seven days after the time such owner becomes aware that the contamination
exists.
(h) (1) If a technical environmental professional determines in the course of investigating or remediating pollution after October 1, 1998, which pollution is on or emanating
from a parcel, that such pollution is causing or has caused polluted vapors emanating
from polluted soil, groundwater or free product which vapors are migrating into structures or utility conduits and which vapors pose an explosion hazard, such technical
environmental professional shall immediately notify his client and the owner of the
subject parcel, if such owner can reasonably be identified, not later than twenty-four
hours after determining that the vapor condition exists. If the owner of such parcel fails
to notify the commissioner in accordance with this subsection, such client shall notify
the commissioner. If the owner notifies the commissioner, the owner shall provide documentation to the client of the professional which verifies that the owner has notified the
commissioner.
(2) The owner of such parcel shall orally notify the commissioner and the local fire
department immediately and under all circumstances not later than two hours after the
time a technical environmental professional notifies the owner that the vapor condition
exists, and shall notify the commissioner in writing not later than five days after such
oral notice.
(i) In the event the commissioner orders the testing of any private drinking well, and
such testing indicates that the water exceeds a maximum contaminant level applicable to
public water supply systems for any contaminant listed in the Public Health Code or for
any contaminant listed on the state drinking water action level list established pursuant to
section 22a-471, the commissioner shall require the respondent to such order to provide
written notification of the results of any testing conducted pursuant to such order not
later than twenty-four hours after said respondent receives such results to the following:
(1) The owner of record of the property upon which any such private drinking well is
located, (2) the local director of public health, (3) any person that files a request with
the local director of public health to receive such notification, and (4) any other person
the commissioner specifically identifies in such order. Not later than twenty-four hours
after receiving such notification, such owner shall forward a copy of such notification
to at least one tenant of each unit of any leased or rented dwelling unit located on such
property and each lessee of such property. Not later than three days after receiving such
notification, the local director of public health shall take all reasonable steps to verify
that such owner forwarded the notice required pursuant to this subsection.
(j) All notices, oral or written, provided under this section shall include the nature
of the contamination or condition, the address of the property where the contamination
or condition is located, the location of such contamination or condition, any property
known to be affected by such contamination or condition, any steps being taken to abate,
remediate or monitor such contamination or condition, and the name and address of
the person making such notification. Written notification shall be clearly marked as
notification required by this section and shall be either personally delivered to the Water
Management Bureau of the Department of Environmental Protection or sent by certified
mail, return receipt requested, to the Water Management Bureau of the Department of
Environmental Protection.
(k) The commissioner shall provide written acknowledgment of receipt of a written
notice pursuant to this section not later than ten days after receipt of such notice. Such
acknowledgment shall be accompanied by (1) a statement that the owner of the parcel
has up to ninety days within which to submit to the commissioner a plan to remediate
or abate the contamination or condition. If such plan is not submitted or is not approved
by the commissioner, the commissioner shall prescribe the action to be taken, or (2) a
directive as to action required to remediate or abate the contamination or condition. If
a plan is submitted which details actions to be taken, or a report is submitted which
details actions taken, to mitigate the contamination or conditions such that notice under
this section would not be required, and such plan or report is acceptable to the commissioner, the commissioner shall approve such plan or report in writing. When actions
implementing an approved plan are completed, the commissioner shall issue a certificate
of compliance.
(l) An owner who has submitted written notice pursuant to this section shall, not
later than five days after the commencement of an activity by any person that increases
the likelihood of human exposure to known contaminants, including, but not limited to,
construction, demolition, significant soil disruption or the installation of utilities, post
such notice in a conspicuous place on such property and, in the case of a place of business,
in a conspicuous place inside the place of business. An owner who violates this subsection shall pay a civil penalty of one hundred dollars for each offense. Each violation
shall be a separate and distinct offense and, in the case of a continuing violation, each
day's continuance thereof shall be deemed to be a separate and distinct offense. The
Attorney General, upon complaint of the commissioner, shall institute an action in the
superior court for the judicial district of Hartford to recover such penalty.
(m) Not later than ten days after receipt of any written notice received under this
section, the commissioner shall: (1) Forward a copy of such notice to the chief elected
official of the municipality in which the subject pollution was discovered by the technical
environmental professional, (2) forward a copy of such notice to the state senator and
state representative representing the area in which the subject pollution was discovered
by the technical environmental professional, (3) forward a copy of such notice to the
Labor Commissioner where the Division of Occupational Safety and Heath, within
the Labor Department, has jurisdiction over the employers, employees and places of
employment on the subject property, (4) forward a copy of such notice to the employee
representatives who request such reports, (5) forward a copy of such notice to the federal
Occupational Safety and Health Administration, and (6) maintain a list on the department's Internet web site of all the notices received under this section.
(n) Nothing in this section and no action taken by any person pursuant to this section
shall affect the commissioner's authority under any other statute or regulation.
(o) Nothing in this section shall excuse a person from complying with the requirements of any statute or regulation except the commissioner may waive the requirements
of the regulations adopted under section 22a-133k if he determines that it is necessary
to ensure that timely and appropriate action is taken to mitigate or minimize any of the
conditions described in subsections (b) to (h), inclusive, of this section.
(P.A. 98-134, S. 1; P.A. 04-134, S. 1; P.A. 06-81, S. 2; P.A. 08-124, S. 9, 10.)
History: P.A. 04-134 designated existing Subsec. (k) as Subsec. (m) and existing Subsec. (l) as Subsec. (n), added new
Subsec. (k) re posting of notice and penalties for failure to do so, and added new Subsec. (l) re forwarding of notice and
maintenance of list of notices on department web site; P.A. 06-81 added new Subsec. (i) re testing of private drinking
wells, redesignated existing Subsecs. (i) to (n) as Subsecs. (j) to (o), respectively, and amended Subsec. (m) to add new
Subdivs. (3) to (5) re forwarding copies to Labor Commissioner, employee representatives, and the federal Occupational
Safety and Health Administration, to redesignate existing Subdiv. (3) as Subdiv. (6) and to make a technical change; P.A.
08-124 made technical changes in Subsecs. (d)(2), (j) and (k), effective June 2, 2008.