Current through Register Vol. 63, No. 3, March 1, 2024
(1) A
recycled water use plan must describe how the wastewater treatment system owner
will comply with the rules of this division and must include, but is not
limited to, the following:
(a) A description
of the wastewater treatment system, including treatment efficiency
capability;
(b) A detailed
description of the treatment methods that will be used to achieve a specific
class of recycled water and for what beneficial purpose;
(c) The estimated quantity of recycled water
to be provided by the wastewater treatment system owner to the user, and at
what frequency and for what beneficial purpose;
(d) A description of contingency procedures
that ensure the requirements of this division are met when recycled water is
provided for use;
(e) Monitoring
and sampling procedures;
(f) A
maintenance plan that describes how the wastewater treatment system equipment
and facility processes will be maintained and serviced;
(g) If notification is required by the rules
of this division, a description of how the public and personnel at the use area
will be notified; and
(h) A
description of any measuring and reporting requirements identified by the
Oregon Water Resources Department after consultation with that
agency.
(2) If Class B,
C, or D, or nondisinfected recycled water is to be used for irrigation, a
recycled water use plan must also include, but is not limited to, the
following:
(a) A description and
identification of the land application site, including the zoned land use of
the irrigation site and surrounding area, a site map with setbacks, and
distances of nearest developed property from all boundaries of the irrigation
site;
(b) A description of the
irrigation system, including storage, distribution methods, application methods
and rates, and shut off procedures;
(c) A description of the soils and crops or
vegetation grown at the land application site;
(d) A description of site management
practices including, but not limited to, the timing of application, methods
used to mitigate potential aerosol drift, and if required by this division,
posting of signs or public outreach; and
(e) If public access control or notification
is required by this division, descriptions of public access control and how the
public and personnel will be notified.
(3) If Class A recycled water is to be used
for the beneficial purpose of artificial groundwater recharge, a recycled water
use plan must also include, but is not limited to, the following:
(a) A groundwater monitoring plan in
accordance with OAR
340-040-0030(2);
(b) A determination if the recharge will be
to a drinking water protection area;
(c) A description of the soils and
characteristics;
(d) The distance
from the recharge area to the nearest point of withdrawal and the retention
time in the aquifer until the time of withdrawal; and
(e) Verification from Oregon Water Resources
Department that a request for authorization for this use has been
initiated.
(4)
Conditions contained in a department approved recycled water use plan are NPDES
or WPCF permit requirements.
Stat. Auth.: ORS 468.020, 468.705 & 468.710
Stats. Implemented: ORS 468B.030 &
468B.050