Current through Register Vol. 6, March 22, 2024
(1) Unless directed
to do otherwise by the department, owners and operators must assemble and
provide to the department information about a site where a release has been
confirmed which must include, but is not necessarily limited to the following:
(a) A legal description of the real property
at which the release occurred;
(b)
A history of the ownership and operation of the PST or UST from which the
release occurred, since at least the time at which the release from the tank
did or could have occurred at the site, including the following:
(i) the name, current address and telephone
number of all current owners and operators;
(ii) the name, current address and telephone
number (if known) of all past owners and operators;
(iii) the years of current and past ownership
and/or operation;
(iv) a
description of the activities conducted at the site by each current and past
owner/operator; and
(v) a general
construction history of site.
(c) A map or maps and descriptions or symbols
appropriate in scale and scope showing the following within a 500 foot (unless
otherwise noted) radius of the site:
(i)
adjacent and nearby buildings;
(ii)
owner/operator each building;
(iii)
paved (concrete or asphalt) areas;
(iv) property line defining the
site;
(v) location of above and
underground tanks and associated lines, pumps, and dispensers;
(vi) location of former tanks on
property;
(vii) soil boring
locations (if done);
(viii)
monitoring well locations (if done);
(ix) underground utilities on and adjacent to
the property (sewer, water, telephone, electric);
(x) basements and tile drain and sump systems
on and adjacent to the property;
(xi) street maps or named/numbered
streets;
(xii) all wells and
springs within a 2 mile radius of the site;
(xiii) water bodies (rivers, ponds, lakes,
and irrigation diversion) within a 2 mile radius of the site;
(xiv) surface elevation of the site of the
release as taken from surveys, topographic maps of city; and
(xv) north arrow and map legend (scale, such
as 1 inch = 100 feet).
(d) The following information concerning the
PST or UST systems on the property:
(i) date
of installation of all the tank or tanks on the site;
(ii) dates of installation and removal of all
tanks previously located on the site;
(iii) size of all tanks on site (diameter,
length, gallons);
(iv) tank
construction material of all tanks on site;
(v) present contents of all tanks on
site;
(vi) previous contents of all
tanks on site;
(vii) type and
locations of product pumps, piping, and dispensers;
(viii) method and results of product
inventory reconciliation (describe and attach copies of product inventory
charts);
(ix) corrosion protection
on tanks and lines (yes/no and description);
(x) type and location of leak
detectors;
(xi) type of fill under
and around tanks and lines (clay, sand, or other material); and
(xii) type of tank anchors (if
any).
(e) a description
of all leaks, spills, overfills or other releases from the PST or UST systems
located on the site:
(i) date of
release;
(ii) date release was
reported to the department;
(iii)
product released;
(iv) quantity
lost;
(v) quantity
recovered;
(vi) location on site;
(vii) cleanup action taken;
and
(viii) offsite
effects.
(f) Any tank or
line test dates, methods used for conducting the tests, tester's name, address,
and phone number, and results of the test (include data and worksheets or
calculations).
(g) If the PST or
UST system (tanks and lines) or any part of it has been removed from the
ground, provide a description of the condition of it by answering the following
questions and providing the other information called for below:
(i) Was corrosion present?
(ii) Was there a visible leak?
(iii) Were there any loose
fittings?
(iv) Was the tank/line
carefully examined for signs of leakage?
(v) Was an independent observer (fire
marshal, city official, testing laboratory employee, etc. but not your
employee) present when tank(s) were removed?
(A) name of the independent
observer;
(B)
organization;
(C) address;
and
(D) telephone.
(vi) Provide pictures of removed
tanks and lines if pictures are available;
(vii) State the disposition of tank(s) (who
took it, where was it disposed);
(viii) Provide a description of soil
conditions in the area of the tank and line excavation, with an estimate of the
volumes:
(A) odors present and method of
measurement;
(B) visible product in
soil;
(C) sheen on water mixed with
soil;
(D) sheen on groundwater in
excavation;
(E) product on
groundwater in excavation;
(F) soil
sampling descriptions; and
(G)
instrument reading (if available).
(ix) State the disposition of the soil
removed during the excavation or at any other time after the release.
(h) Copies of all reports
previously completed, such as reports on soil, groundwater, or other reports
pertinent to the site.
(2) Within 30 days of release confirmation,
owners and operators must submit the information collected in compliance with
(1) of this rule to the department in a manner that demonstrates its
applicability and technical adequacy. Owners and operators must provide an
explanation to the department regarding any information requested in (1) of
this rule that cannot be obtained
AUTH:
75-10-405,
75-11-319, MCA; IMP:
75-10-405,
75-11-309,
MCA