reglab/statecodes huggingface dataset:
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.504 - DESIGN; BUILDING SEWER

Current through Register Vol. 35, No. 13, July 16, 2024
A. The
				building sewer connects the building drain to the septic tank or liquid waste
				treatment unit. Horizontal building sewer piping shall be run in practical
				alignment and a uniform slope of not less than 1/4 of an inch per foot or 2%
				toward the point of disposal provided that where it is impractical due to the
				structural features or arrangement of any building or structure to obtain a
				slope of 1/4 of an inch or 2%, any such pipe or piping four inches in diameter
				or larger may have a slope of not less than 1/8 of an inch per foot or 1%, when
				first approved by the department.
B. Each horizontal sewer pipe shall be
				provided with a cleanout at its upper terminal and each run of pipe that is
				more than 100 feet in length shall be provided with a cleanout for each 100
				feet or fraction thereof. Cleanouts shall be installed pursuant to the New
				Mexico plumbing code.
C. Sewer
				piping shall be approved material having a smooth uniform bore. Vitrified clay
				pipe or fittings shall not be used above ground or where pressurized by a pump
				or ejector. Vitrified clay pipe or fittings shall be a minimum of 12 inches
				below ground.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.601 - DESIGN; ADVANCED TREATMENT SYSTEMS; GENERAL

Current through Register Vol. 35, No. 13, July 16, 2024
A. The level of treatment required and the
				type of disposal allowed shall be determined by the site evaluation and the
				character of the waste to be treated and disposed using 20.3.7.605 NMAC. A
				liquid waste system with an approved non-discharging disposal design may be
				installed in lieu of the required advanced treatment system.
B. Prior to installation, all proprietary
				treatment systems proposed for secondary or tertiary treatment must be capable
				of meeting the performance standards of 20.7.3.602-604 NMAC, must be
				recommended for approval by the wastewater technical advisory committee and
				approved by the secretary of the department. Manufacturers of advanced
				treatment systems must comply with all conditions set by the
				department.
C. Any design of a
				conventional or advanced treatment system with site or other limiting
				conditions that cannot be addressed by following a standard design from
				alternative resources recognized by the department shall be designed and sealed
				by a professional engineer.
D.
				Ventilation of treatment units providing advanced treatment shall be in
				accordance with the manufacturer's recommendation.
E. If an adequate sampling port or sampling
				point is not provided in the design of an advanced treatment system, the
				installer shall provide an acceptable sampling port in the effluent line for
				the treatment unit. The installer may propose a sampling port configuration.
(1) An acceptable sampling port for a
				residential unit may be manufactured from an eight inch diameter pipe. The
				sample port shall be watertight. The water depth in the pipe shall be at least
				four inches. The outlet will be one inch lower than the inlet.
(2) If there are significant settled solids
				in the sampling well, the sampler shall clean out the sampling port. The sample
				can be collected either from the influent overflow or from the water collected
				in the sample port after cleaning.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.602 - DESIGN; SECONDARY TREATMENT STANDARDS

Current through Register Vol. 35, No. 13, July 16, 2024
A. Secondary treatment systems shall produce
				an effluent that meets the following requirements:
(1) 5-day biochemical oxygen demand of 30
				mg/l; and
(2) total suspended
				solids of 30 mg/l.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.603 - DESIGN; TERTIARY TREATMENT STANDARDS

Current through Register Vol. 35, No. 13, July 16, 2024
A. Tertiary treatment systems shall provide
				total nitrogen (TN) removal in addition to secondary treatment.
B. For lots that exceed the allowable
				hydraulic loading pursuant to Subsection C of 20.7.3.301 NMAC, a department
				approved tertiary treatment unit may be installed. The treatment unit must be
				capable of removing TN to a concentration equal to or less than the
				concentration limit calculated pursuant to Subsection C 20.7.3.603
				NMAC.
C. Utilizing the standard
				loading equation, (flow (gpd) X conc. (mg/l) X 8.34 lbs./gal. X 365 days/yr)/
				1,000,000 = lbs./yr/ac., and assuming an average of 60 mg/l of TN in the septic
				tank effluent and a maximum flow of 500 gpd/ac, the following simplified
				equation shall be used for determining the required TN concentration allowed
				for a specific lot size: total nitrogen concentration (in mg/l) = [lot size (in
				acres) / design flow (in gpd)] x 30,000.
D. The treatment unit shall be operated in
				accordance with the manufacturer's specifications and department approval
				conditions.
E. Total nitrogen
				effluent testing, when required pursuant to Subsection C of 20.7.3.901 NMAC,
				shall meet the concentration limit calculated pursuant to Subsection C of
				20.7.3.603 NMAC.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.604 - DESIGN; DISINFECTION TREATMENT STANDARDS

Current through Register Vol. 35, No. 13, July 16, 2024
A. Systems requiring disinfection shall
				provide treated effluent that shall not exceed 126 colony forming units (CFUs)
				of E. coli bacteria per 100 ml.
B.
				Disinfection is required to meet the specific site conditions set forth in
				20.7.3.605 NMAC.
C. When
				disinfection is required, the effluent shall be subject to a minimum of
				secondary treatment prior to disinfection.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.605 - DESIGN; MINIMUM REQUIRED TREATMENT LEVELS FOR SITE CONDITIONS

Current through Register Vol. 35, No. 13, July 16, 2024
A. The required
				level of treatment shall be based on the most restrictive combination of siting
				conditions.
B. The following
				treatment levels are required for the soil types as described in Table 703.1:
(1) type Ia - secondary treatment and
				disinfection except as noted in Subsection F of 20.7.3.703 NMAC;
(2) type Ib, II, and III - primary treatment;
				and
(3) type IV - primary treatment
				with an appropriate disposal method as approved by the department.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.701 - DESIGN; CONVENTIONAL DISPOSAL FIELD; DESIGN AND CONSTRUCTION

Current through Register Vol. 35, No. 13, July 16, 2024
A. Disposal
				trenches shall conform to the following:
(1)
				the trench width shall be no less than one foot or no more than three
				feet;
(2) a minimum of six inches
				of aggregate shall be placed below the invert of the distribution pipe;
				and
(3) up to a maximum of three
				feet of aggregate may be placed below the distribution pipe.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.702 - DESIGN; SEEPAGE PIT; DESIGN AND CONSTRUCTION

Current through Register Vol. 35, No. 13, July 16, 2024
Seepage pits should only be installed on sites where
				  conventional disposal systems cannot be installed due to site
				  restrictions.
A. The minimum capacity
				of seepage pits shall conform to the requirements of 20.7.3.703 NMAC.
B. Multiple seepage pit installations shall
				be served through an approved distribution box or be connected in series by
				means of a watertight connection laid on undisturbed or compacted soil. The
				outlet from each seepage pit shall have an approved vented leg fitting
				extending at least 12 inches below the inlet fitting.
C. Each seepage pit shall have an excavated
				horizontal dimension of not less than four feet and the maximum horizontal
				dimension shall not exceed the vertical dimension. Each such pit shall be lined
				with approved type whole, new, hard-burned clay brick, concrete brick, concrete
				circular type cesspool blocks or other approved materials.
D. The lining in each seepage pit shall be
				circular and laid on a firm foundation. Lining materials shall be placed tight
				together and laid with joints staggered. Except in the case of approved type
				pre-cast concrete circular sections, no brick or block shall be greater in
				height than its width and shall be laid flat to form at least a four inch wall.
				Brick or block greater than 12 inches in length shall have chamfered matching
				ends and be scored to provide for seepage. Excavation voids behind the brick,
				block or concrete liner shall have a minimum of six inches of clean 3/4 inch
				gravel or rock.
E. All brick or
				block used in seepage pit construction shall have a minimum compressive
				strength of 2500 pounds per square inch.
F. Each seepage pit shall have a minimum
				sidewall (not including the arch) of 10 feet below the inlet pipe.
G. The arch, cover or dome of any seepage pit
				shall be constructed in one of the following three ways.
(1) Approved type hard-burned clay brick,
				solid concrete brick or block laid in cement mortar.
(2) Approved brick or block laid dry. In both
				of the above methods, an approved cement mortar covering of at least two inches
				in thickness shall be applied, said covering to extend at least six inches
				beyond the sidewalls of the pit.
(3) Approved type one or two piece reinforced
				concrete slab of 3000 pounds per square inch minimum compressive strength, not
				less than five inches thick and designed to support an earth load of not less
				than 400 pounds per square foot.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.801 - PRIVIES AND VAULTS

Current through Register Vol. 35, No. 13, July 16, 2024
A. A privy may
				be used to dispose of non-liquid-carried human excreta directly to the soil. A
				vault may be used to dispose of non-liquid-carried human excreta for subsequent
				pumping and disposal in accordance with 20.7.3.306 NMAC. In addition to all
				setback and clearance requirements in 20.7.3 NMAC, the following conditions are
				required.
(1) The privy or vault is
				constructed to prevent access by flies or vermin.
(2) The privy or vault is located to prevent
				flooding.
(3) There are sufficient
				replacement locations for two additional privy pits. Vaults do not require
				replacement locations.
(4) Privy
				pits shall be filled with clean earth when excreta accumulate to within one
				foot of the ground surface.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.802 - CLUSTER SYSTEMS

Current through Register Vol. 35, No. 13, July 16, 2024
A. Use of
				a cluster system may be considered when lot sizes, location or site conditions
				make conventional disposal unacceptable.
B. Cluster systems shall be designed and
				constructed in accordance with the requirements of this regulation. In
				addition, cluster systems shall be maintained in accordance with 20.7.3.902
				NMAC.
C. Each user and successors
				and assignees in interest connected to the system shall be a permittee and
				shall be indicated on the permit.
D. After the effective date of the
				regulation, each permittee and successors and assignees in interest on a
				cluster system shall be a party to a legally binding, written agreement that
				provides for the service and maintenance for the life of the system. The
				agreement shall be recorded in the county in which the property is located. A
				copy of the agreement shall be provided to the department.
E. The parties to the written agreement shall
				obtain all necessary rights-of-way, easements or ownership of properties
				necessary for the operation of the system. All parties that use the cluster
				system shall be a party to the agreement.
F. The combined area of the lots served by
				the cluster system plus the area of the parcel where the system is located, if
				separated from the lots served, shall be used to determine the allowable lot
				size.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.803 - COMPOSTING AND INCINERATING TOILETS

Current through Register Vol. 35, No. 13, July 16, 2024
A. The installation of composting and
				incinerating toilets shall be in accordance with the New Mexico plumbing code
				and the local plumbing authority.
B. The installation of a
				composting/incinerating toilet shall not reduce the design flow for the
				property.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.804 - EFFLUENT IRRIGATION/REUSE SYSTEMS

Current through Register Vol. 35, No. 13, July 16, 2024
A. Effluent used for irrigation shall meet
				secondary treatment standards.
B.
				The effluent may only be utilized subsurface.
C. Application of the effluent resulting in
				standing or ponding of the effluent, whether liquid or frozen, shall be
				prohibited. The application of effluent shall not result in the effluent
				leaving the application area.
D.
				Effluent irrigation systems shall have no cross connections, direct or
				indirect, with potable water systems.
E. All effluent irrigation systems shall be
				pressure dosed to assure an even distribution and loading of effluent
				throughout the application area.
F.
				All parts of the reuse system shall be protected from freezing.
G. Effluent shall be contained on the
				permitted property.
H. The effluent
				shall only be applied to a suitable landscaped area or to fruit trees or nut
				trees.
I. Secondary treated and
				disinfected effluent may be used for toilet flushing or fire suppression with
				department approval.
J. Setback
				requirements for effluent irrigation systems shall meet the requirements of
				20.7.3.302 NMAC except for the following:
(1)
				property lines, two feet for disposal area; and
(2) building or structure, two feet for
				disposal area.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.805 - EVAPOTRANSPIRATION SYSTEMS

Current through Register Vol. 35, No. 13, July 16, 2024
A.
				Evapotranspiration systems shall consist of a treatment unit and an
				evapotranspiration bed (ET bed) for disposal. Evapotranspiration systems shall
				meet the requirements of 20.7.3.302 NMAC. Unlined ET beds are a discharging
				system and shall meet the clearance, set back and lot size requirements for
				conventional absorption systems. Lined ET beds are non-discharging systems and
				shall be underlain by a liner as specified in Paragraph (3) of Subsection L of
				20.7.3.7 NMAC.
B. The minimum
				bottom area of ET beds shall be determined from the following formula:
A = 391 x Q ,
				  EL
, where: A = the bottom
				  area of the bed in square feet; Q = the design flow in gallons per day; and
				  EL = the average annual lake evaporation for the site in
				  inches per year.
C. The
				average annual lake evaporation shall be determined from the map "Gross Annual
				Lake Evaporation, New Mexico", USDA, April 1972, or successor version or a
				mutually acceptable evaporation rate.
D. The minimum bed depth shall be 24 inches
				as measured from the bottom of the ET bed to the overflow level. The surface
				crowning, which increases runoff from the ET bed, is above the overflow level
				of the ET bed. Maximum ET bed depth shall be 30 inches. The bottom of the ET
				bed shall be level.
E. The ET bed
				location shall be in an area where exposure to the sun and wind will be
				maximized.
F. The distribution
				piping within the ET bed shall be embedded in gravel and covered meeting the
				specifications in 20.7.3.701 NMAC. Use of approved proprietary drainfield
				products may be used in lieu of pipe and gravel.
G. The capillary sand fill shall contain 85%
				or more sand; the percentage of silt plus one and one-half times the percentage
				of clay shall not exceed 15%. Fine to medium sand is preferred.
H. Loamy sand shall be used for the surface
				crown. Where loamy sand is not available, capillary sand may be used.
I. The crown surface shall be planted with
				vegetation suited to the climate and soil of the site and to the wastewater
				quality and quantity.
J. For a
				gravity feed system, the overflow height of the ET bed shall be lower than the
				invert of the septic tank outlet.
K. All ET beds shall be equipped with an
				inspection port that is suitable to use to pump the system, if
				needed.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.806 - MOUND AND ELEVATED SYSTEMS

Current through Register Vol. 35, No. 13, July 16, 2024
A.
				Mound systems shall meet the requirements of 20.7.3.302 NMAC.
B. Mounds are generally constructed entirely
				above the surrounding ground surface, however, the mound may be partially
				buried.
C. The design of the mound
				system shall be in accordance with the most current design standards of the
				Wisconsin mound system as specified in the reference materials in Paragraph (8)
				of Subsection B of 20.7.3.8 NMAC, or other system designs as approved by the
				department.
D. Pressure
				distribution to the mound shall be required.
E. An elevated system shall meet the
				requirements of 20.7.3.302 NMAC.
F.
				Elevated systems may be constructed entirely above the surrounding grade or
				partially buried, as site conditions require.
G. An elevated system must be installed in
				accordance with proven design criteria and approved by the
				department.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.807 - LOW PRESSURE DISPOSAL SYSTEMS

Current through Register Vol. 35, No. 13, July 16, 2024
A. Low pressure dosed (LPD) disposal systems
				are used to achieve uniform distribution of wastewater throughout the entire
				disposal system. Effluent is pumped under low pressure through solid pipe into
				perforated lateral lines installed within a disposal system.
(1) Low pressure dosed disposal systems may
				be used with any on-site liquid waste system including conventional treatment
				systems, gray water systems and advanced treatment systems.
(2) Low pressure dosed disposal systems may
				be used with any disposal system including trenches, beds, mounds, gravelless
				systems and evapotranspiration systems.
(3) Lift stations are not classified as low
				pressure dosed disposal systems.
(4) Low pressure dosed disposal systems may
				use a timer to equalize the flow over a 24-hour period. LPD disposal systems
				may also be designed to rotate between separate disposal areas by using rotator
				valves.
(5) All pumps shall be
				rated by the manufacturer for pumping sewage or effluent.
(6) A single pump may be used for design
				flows equal to or less than 1,000 gpd. Dual alternating pumps are required for
				design flows over 1,000 gpd.
(7)
				Design of the system shall include:
(a) design
				flow;
(b) except for mound systems,
				soil absorption area sized according to the effluent loading rates found in
				20.7.3.703 NMAC;
(c) total length
				of header and lateral pipes;
(d)
				diameter of perforated lateral lines used;
(e) size and spacing of holes or emitters;
				and
(f) pump performance sizing
				with allowances for head and friction losses at rated flows in gallons per
				minute.
(8) A ball valve
				shall be located vertically at the end of each lateral line for inspection and
				flushing except for proprietary drip irrigation systems.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.808 - HOLDING TANK REQUIREMENTS

Current through Register Vol. 35, No. 13, July 16, 2024
A.
				The installation of holding tanks for the disposal of liquid wastes shall be
				authorized on a temporary basis only and only for residential units where
				conventional or alternative liquid waste treatment systems cannot be installed,
				except where noted in Subsection E below.
B. The installation of holding tanks shall
				not be authorized for commercial units except where noted in Subsection E
				below.
C. Holding tanks shall not
				be installed to serve any design flow greater than 375 gallons per day, except
				for the direct collection of RV waste or to replace an existing holding tank.
				Total design flow on any property served by a holding tank shall not exceed 375
				gallons per day except for the direct collection of RV waste.
D. The installation of holding tanks shall be
				authorized for no more than one year from the date of installation for units
				occupied more than 120 days per calendar year.
E. The installation of holding tanks shall be
				authorized for permanent use only for the following:
(1) residential units, with a design flow
				rate of 375 gpd or less, occupied 120 days or less per calendar year;
(2) residential units utilizing the holding
				tank only for the discharge of toilet waste in conjunction with a conventional
				treatment system for the remainder of the wastewater;
(3) non-residential, non-commercial units,
				such as guard shacks, toll booths, etc., with a design flow rate of 100 gpd or
				less; and
(4) the direct collection
				of RV waste and portable toilet waste for disposal in accordance with
				20.7.3.306 NMAC.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.809 - GRAYWATER SYSTEMS

Current through Register Vol. 35, No. 13, July 16, 2024
Graywater systems not meeting the requirements of
				  20.7.3.810
				  NMAC shall meet the following requirements.
A. The installation of separate graywater
				systems shall be authorized for residential units and shall be located on the
				lot served. The capacity of the on-site liquid waste system shall not be
				decreased or otherwise affected by the existence or proposed installation of a
				graywater system servicing the lot.
B. All information required in 20.7.3.402
				NMAC for the issuance of a permit shall be required.
C. Design flows for graywater systems shall
				be calculated by the following:
(1) 20% of the
				liquid waste design flow for the segregation of laundry waste; and
(2) 33% of the liquid waste design flow for
				the segregation of the bathroom (showers, tubs and wash basin) waste.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.810 - GRAYWATER DISCHARGES

Current through Register Vol. 35, No. 13, July 16, 2024
Graywater discharge of less than 250 gallons per day of
				  private residential graywater originating from a residence for the resident's
				  household flower gardening, composting or landscaping irrigation shall be
				  allowed if:
A. a constructed graywater
				distribution system provides for overflow into the sewer system or on-site
				wastewater treatment and disposal system;
B. a graywater storage tank is covered to
				restrict access and to eliminate habitat for mosquitos or other
				vectors;
C. a graywater system is
				sited outside of a floodway;
D.
				graywater is vertically separated at least five feet above the groundwater
				table;
E. graywater pressure piping
				is clearly identified as a non-potable water conduit;
F. graywater is used on the site where it is
				generated and does not run off the property lines;
G. graywater is discharged in a manner that
				minimizes the potential for contact with people or domestic pets;
H. ponding is prohibited, discharge of
				graywater is managed to minimize standing water on the surface and to ensure
				that the hydraulic capacity of the soil is not exceeded;
I. graywater is not sprayed;
J. graywater is not discharged to a
				watercourse;
K. graywater use
				within municipalities or counties complies with all applicable municipal or
				county ordinances enacted pursuant to Chapter 3, Article 53 NMSA
				1978;
L. graywater is not stored
				longer than 24 hours before being discharged;
M. graywater use for purposes other than
				irrigation or composting is prohibited, unless a permit for such use is issued
				by the department;
N. graywater is
				not used to irrigate food plants except for fruit and nut trees;
O. graywater is discharged to a mulched
				surface area or to an underground irrigation system;
P. graywater is not discharged closer than
				100 feet to a watercourse or private domestic well, or closer than 200 feet to
				a public water supply well;
Q.
				graywater does not create a public nuisance;
R. for residential units using an on-site
				liquid waste system for blackwater treatment and disposal, the use of a
				graywater system does not change the design, capacity or absorption area
				requirements for the on-site liquid waste system at the residential unit, and
				the on-site liquid waste system is designed and sized to handle the combined
				blackwater and graywater flow if the graywater system fails or is not fully
				used; and
S. graywater does not
				contain hazardous chemicals derived from activities such as cleaning car parts,
				washing greasy or oily rags or disposing of waste solutions from home photo
				labs or similar hobbyist or home occupational activities.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.811 - SPLIT FLOW SYSTEMS

Current through Register Vol. 35, No. 13, July 16, 2024
Split flow systems may be installed for the purpose of
				  reduction of total nitrogen discharges in lieu of installation of
				  non-discharging or tertiary treatment systems.
A. Based on the assumption that toilet waste
				contains 80% of the total nitrogen in domestic liquid waste and that the
				quantity of liquid waste from toilets is 25% of the total domestic waste
				stream, the following formula shall be used to calculate the minimum lot size
				allowed for permitting of a split flow system: minimum lot size (in acres) =
				0.0003 x design flow.
B. The
				disposal system for non-toilet waste shall be based on the assumption that
				non-toilet waste comprises 75% of the design flow and therefore may be reduced
				to 75% of the minimum required absorption area in 20.7.3.703 NMAC.
C. The toilet waste holding tank shall have a
				minimum capacity of 1000 gallons and shall meet all requirements of holding
				tanks described in 20.7.3.808 NMAC, except for Subsections A, B, C, D, E and
				H.
D. Effluent from the waste
				holding tank may be discharged to an ET bed constructed in accordance with
				20.7.3.805 NMAC and sized at 25% of design flow. An effluent filter is required
				on the waste holding tank.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.812 - SAND-LINED TRENCHES AND BOTTOMLESS SAND FILTERS

Current through Register Vol. 35, No. 13, July 16, 2024
A. Effluent applied to a sand-lined trench
				shall not exceed primary treatment standards.
B. The required absorption area shall be
				calculated based on a maximum loading rate of 1.00 gallon per day per square
				foot of sand surface. No sidewall credit is allowed.
C. The distribution system shall conform to
				the requirements of 20.7.3.807 NMAC, Low Pressure Disposal Systems.
D. A minimum of 24 inches of sand, meeting
				the latest version of ASTM specifications, shall be installed beneath the
				distribution system.
E. Trench
				width shall be a minimum of 12 inches and a maximum of 36 inches.
F. The effluent dosing rate shall be at least
				four doses per day and not more than 24 doses per day.
G. A sand-lined trench may be used to reduce
				setbacks and clearances as follows:
(1) one
				foot to a limiting layer;
(2) 50
				feet to waters of the state; or
(3)
				50 feet to an irrigation well located on the subject property.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.901 - MONITORING

Current through Register Vol. 35, No. 13, July 16, 2024
A. As a condition
				to any permit, the owner of an on-site liquid waste system shall allow
				department personnel or maintenance service provider personnel right of entry
				to the property at reasonable times to allow for maintenance, system
				monitoring, effluent sampling or evaluating the general state of repair or
				function of the system.
B. Advanced
				treatment liquid waste systems require maintenance and monitoring. These
				systems shall be maintained and monitored, at a minimum, semi-annually or more
				as per manufacturer's recommendations.
(1)
				Monitoring will include all the following parameters:
(a) dissolved oxygen (DO);
(b) temperature;
(c) pH;
(d) sludge depth; and
(e) other parameters recommended by the
				manufacturer.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.902 - OPERATION AND MAINTENANCE REQUIREMENTS AND EVALUATION REQUIREMENTS AT TIME OF TRANSFER

Current through Register Vol. 35, No. 13, July 16, 2024
A. The
				owner of an on-site liquid waste system, including systems existing prior to
				the effective date of this regulation, shall be responsible for properly
				operating and maintaining the system in accordance with the recommendations of
				the manufacturer or designer of the system.
B. The owner of an advanced treatment system
				installed after the effective date of this regulation shall enter into a
				department approved maintenance contract with a maintenance service provider
				that will assure maintenance of the system in accordance with the
				recommendations of the manufacturer or designer of the system. A maintenance
				contract shall be in effect at all times.
C. Household hazardous waste shall not be
				introduced into the system. Wastewater that exceeds domestic liquid waste may
				be treated by an appropriately designed advanced treatment system.
D. Any spillage that may occur during tank
				pumpout shall be cleaned up immediately and the spill area disinfected with a
				sodium or calcium hypochloride solution.
E. Prior to the transfer of a property with
				an established on-site liquid waste system, the transferor of the property
				shall have the system evaluated. Liquid waste systems shall be evaluated by an
				evaluator qualified in accordance with Subsection B of 20.7.3.904 NMAC
				utilizing a department approved form. Unpermitted liquid waste systems shall be
				registered pursuant to Subsections J of 20.7.3.401 NMAC or permitted pursuant
				to Subsection K of 20.7.3.401 NMAC.
F. For permitted conventional liquid waste
				systems, a non-invasive evaluation shall be conducted, with a report provided
				to the buyer. The evaluation shall determine whether or not:
(1) the treatment unit is watertight, is
				functioning properly and the existing tank has a liquid capacity within one
				tank size of the capacity required by Subsection Q of 20.7.3.201
				NMAC;
(2) the disposal system
				appears to be functioning properly;
(3) the liquid waste system appears to meet
				setbacks and clearances;
(4) lot
				size requirements of the regulations in effect at the time of the initial
				installation, or in effect at the time of the most recent permitted
				modification, are met; and
(5) the
				system does not constitute a public health or safety hazard.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.903 - MAINTENANCE SERVICE PROVIDERS (MSP) FOR CONVENTIONAL AND ADVANCED ON-SITE LIQUID WASTE SYSTEMS

Current through Register Vol. 35, No. 13, July 16, 2024
A.
				Maintenance service providers (MSP) shall at a minimum:
(1) inspect, operate and maintain the system
				in accordance with the manufacturer's specification and permit requirements;
				and
(2) submit pumping and
				inspection records as requested by the department.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.904 - REQUIREMENTS FOR QUALIFICATION

Current through Register Vol. 35, No. 13, July 16, 2024
A.
				Qualified homeowner.
(1) A homeowner must
				become qualified to install an on-site liquid waste system by passing an exam
				administered by the department.
(2)
				Homeowner training materials and opportunities for exams, by appointment, shall
				be available at all department field offices.
(3) A qualified homeowner may apply for a
				permit to install or modify a conventional on-site liquid waste treatment and
				disposal system serving the qualified homeowner's personal residence in
				accordance with Subsection C of 20.7.3.401 NMAC.
(4) A qualified homeowner shall not install
				or modify an on-site liquid waste system serving a rental unit, or other
				property that is not the qualified homeowner's personal residence.
(5) A homeowner qualification shall be valid
				for one year from the date of issuance of qualification; the department may
				extend the qualification beyond one year for good cause shown.
(6) A qualified homeowner may install no more
				than one liquid waste system during a twelve month period.
(7) A qualified homeowner who self-installs a
				system shall not compensate any person to perform any phase of the system
				construction, unless that person holds a valid and appropriate classification
				of contractor's license issued by the New Mexico construction industries
				division.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.905 - WASTEWATER TECHNICAL ADVISORY COMMITTEE

Current through Register Vol. 35, No. 13, July 16, 2024
Technical product review and approval shall be in accordance
				  with
				  9-7A-15
				  NMSA 1978.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.906 - ADMINISTRATIVE ENFORCEMENT

Current through Register Vol. 35, No. 13, July 16, 2024
A. Any
				violation of these regulations is a petty misdemeanor subject to criminal
				penalties as authorized by NMSA
				74-1-10.
B. The department may appear and prosecute
				any misdemeanor proceeding if the appearance is by an employee authorized by
				the secretary to institute or cause to be instituted an action on behalf of the
				department.
C. The secretary, at
				his discretion, may elect to pursue criminal or civil penalties, or both, for
				any violations of these regulations.
D. Upon any violation of these regulations,
				the department may:
(1) issue a compliance
				order stating the nature of the violation requiring compliance immediately or
				within a specific time period and assess a civil penalty for any past or
				current violation or both; or
(2)
				commence a civil action in district court for appropriate relief, including a
				temporary or permanent injunction.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.907 - AUTHORITY TO DISCONNECT SOURCE OF WATER SUPPLY

Current through Register Vol. 35, No. 13, July 16, 2024
After due process is provided, the department may disconnect
				  the source of water supply to a commercial or residential unit that is served
				  by any on-site liquid waste system that has become a failed system and that
				  presents an imminent hazard to public health. This authority includes authority
				  to disconnect power utilities if necessary to disconnect the source of water
				  supply. The department shall give notice of its actions to the unit owner and
				  the tenants affected or as otherwise provided by the law.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.1001 - CONSTRUCTION

Current through Register Vol. 35, No. 13, July 16, 2024
20.7.3 NMAC shall be liberally construed to carry out its
				  purpose.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.1002 - TEMPORARY PROVISIONS

Current through Register Vol. 35, No. 13, July 16, 2024
All registration certificates, permits, orders, rulings and
				  variances issued pursuant to the regulations in effect at the time such
				  registration certificates, permits, orders, rulings, or variances were issued
				  shall remain in full force and effect until repealed, replaced, superseded or
				  amended pursuant to 20.7.3 NMAC.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.1003 - SEVERABILITY

Current through Register Vol. 35, No. 13, July 16, 2024
If any provision or application of 20.7.3 NMAC is held
				  invalid, the reminder, or its application to other situations or persons, shall
				  not be affected.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.1004 - REFERENCES IN OTHER REGULATIONS

Current through Register Vol. 35, No. 13, July 16, 2024
Any reference to the liquid waste treatment and disposal
				  regulations in any other rule shall be construed as a reference to 20.7.3
				  NMAC.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.1005 - SAVINGS CLAUSE

Current through Register Vol. 35, No. 13, July 16, 2024
Repeal or supersession of prior versions of the liquid waste
				  disposal regulations shall not affect any administrative or judicial action for
				  the enforcement thereof.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.1006 - COLLATERAL REQUIREMENTS

Current through Register Vol. 35, No. 13, July 16, 2024
Compliance with 20.7.3 NMAC does not relieve any person from
				  the responsibility of meeting more stringent city or county regulations or
				  ordinances or other requirements of state or federal laws governing the
				  treatment or disposal of liquid waste.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 3 - LIQUID WASTE DISPOSAL AND TREATMENT › Section 20.7.3.1007 - LIMITATIONS OF DEFENSE

Current through Register Vol. 35, No. 13, July 16, 2024
The existence of a valid permit for installation or
				  modification of an on-site liquid waste system shall not constitute a defense
				  to a violation of any section of 20.7.3 NMAC except the requirement for
				  obtaining a permit (20.7.3.401-404 NMAC).
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 4 - UTILITY OPERATOR CERTIFICATION › Section 20.7.4.3 - STATUTORY AUTHORITY

Current through Register Vol. 35, No. 13, July 16, 2024
Utility Operators Certification Act, NMSA 1978, Sections
				  61-33-1 to
				  10.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 4 - UTILITY OPERATOR CERTIFICATION › Section 20.7.4.5 - EFFECTIVE DATE

Current through Register Vol. 35, No. 13, July 16, 2024
January 26, 2001, unless a later date is indicated in the
				  history note at the end of a section.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 4 - UTILITY OPERATOR CERTIFICATION › Section 20.7.4.8 - CONSTRUCTION

Current through Register Vol. 35, No. 13, July 16, 2024
This part shall be liberally construed to carry out the
				  purposes of the act. If any provision or application of this part is held
				  invalid, the remainder or its application to other situations or persons shall
				  not be affected.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 4 - UTILITY OPERATOR CERTIFICATION › Section 20.7.4.9 - COMPLIANCE WITH OTHER REGULATIONS

Current through Register Vol. 35, No. 13, July 16, 2024
Compliance with this part does not relieve a person from the
				  obligation to comply with other applicable state and federal
				  regulations.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 4 - UTILITY OPERATOR CERTIFICATION › Section 20.7.4.10 - LEVELS OF CERTIFICATION FOR OPERATORS OF PUBLIC WATER SUPPLY SYSTEMS AND PUBLIC WASTEWATER FACILITIES

Current through Register Vol. 35, No. 13, July 16, 2024
A. The levels of general certification for
				operators of public water supply systems from lowest to highest shall be:
(1) level 1 water supply (WS1);
(2) level 2 water supply (WS2);
(3) level 3 water supply (WS3); and
(4) level 4 water supply (WS4).
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 4 - UTILITY OPERATOR CERTIFICATION › Section 20.7.4.11 - CLASSIFICATION OF PUBLIC WATER SUPPLY SYSTEMS AND PUBLIC WASTEWATER FACILITIES

Current through Register Vol. 35, No. 13, July 16, 2024
A. Public water
				supply systems and public wastewater facilities are classified based on:
(1) the size and type of the system or
				facility;
(2) the capacity of the
				system or facility in terms of size service area and number of users
				served;
(3) the type and character
				of the water or wastewater to be treated; and
(4) the physical conditions affecting the
				treatment plants, collection systems and distribution
				systems.
New Mexico Administrative Code › Title 20 - ENVIRONMENTAL PROTECTION › Chapter 7 - WASTEWATER AND WATER SUPPLY FACILITIES › Part 4 - UTILITY OPERATOR CERTIFICATION › Section 20.7.4.12 - PUBLIC WATER SUPPLY SYSTEMS

Current through Register Vol. 35, No. 13, July 16, 2024
A. In
				order to operate the various types of treatment processes at public water
				supply systems, the indicated level of certification shall be required:
Type of Treatment Process
Population Served
25 to 500
501 to 5,000
5,001 to 10,000
10,001 to 20,000
20,000+
Filtration (sand, gravity)
SWA
WS3
WS3
WS3
WS4
Coagulation, sedimentation, filtration
SWA
WS3
WS3
WS4
WS4
Chemical precipitation (Mn, Fe, softening)
SWA
WS3
WS3
WS4
WS4
Aeration
SW
WS2
WS3
WS3
WS4
Odor and taste control (activated carbon)
SW
WS2
WS3
WS3
WS4
Chemical addition (stabilization)
SW
WS2
WS2
WS3
WS4
Pressure filtration
SWA
WS2
WS2
WS3
WS4
Ion exchange (softening, defluoridation)
SWA
WS2
WS3
WS3
WS4
Chlorination
SW
WS2
WS2
WS3
WS4
Fluoridation
SW
WS2
WS2
WS3
WS4
Arsenic removal
SWA
WS3
WS3
WS3
WS4
Radionuclide removal
SWA
WS3
WS3
WS3
WS4
Special, such as desalinization
SWA
WS4
WS4
WS4
WS4
Production, ground water only
SW
WS1
WS2
WS3
WS4
B.
				In order to operate various types of distribution systems at public water
				supply systems, the indicated level of certification shall be required:
Type of Distribution Systems
Population Served
25 to 500
501 to 5,000
5,001 to 10,000
10,001 to 20,000
20,000+
Distribution of treated surface water
SW
DS2
DS2
DS2
DS3
Distribution of chlorinated groundwater
SW
DS2
DS2
DS2
DS3
Distribution of unchlorinated groundwater
SW
DS1
DS2
DS2
DS3
C.
				In order to perform the various types of water sampling at public water supply
				systems after January 1, 2008, the indicated level of certification shall be
				required:
Type of Water Sampling
Population Served
25 to 500
501 to 5,000
5,001 to 10,000
10,001 to 20,000
20,000+
Microbiology
SW or WST1
WST1
WST1
WST1
WST1
Chemical and Radiological
WST2
WST2
WST2
WST2
WST2