The city manager, or his/her designee, shall monitor water supply and/or demand conditions and, in accordance with the triggering criteria set forth in section
22.08.078 above, shall determine that mild, moderate, or severe water shortage conditions exist or that an emergency condition exists and shall implement the following actions. The city shall notify the executive director of the TCEQ within five business days of the implementation of any mandatory provisions of the plan.
(1) Stage 1 - mild water shortage conditions.
(A) Target.
Reduce water use to less than 80% of the city's maximum daily supply capacity.
(B) Best management practices for supply management.
(i) The city may reduce or discontinue the flushing of water mains as well as utilize reclaimed water for nonpotable purposes where practicable.
(ii) Wholesale customers are required in specific contract provisions to implement these measures as well as any other measures specified in the wholesale supply contract to better manage a limited water supply. Contract provisions requiring wholesale customers to implement mandatory drought restrictions consistent with the city will be added into any new contract or contract revision.
(C) Water use restrictions for reducing demand.
(i) Landscape irrigation is restricted to two days per week between the hours of 9:00 p.m. and 9:00 a.m. Landscape irrigation from October 1st through March 31st shall not be limited to the hours of 9:00 p.m. to 9:00 a.m. so as to allow for irrigation during periods when the ambient temperature rises above 35°F. Landscape irrigation schedules are based on the last digit of the property address:
a. Properties with an address ending in 0, 3, 4, or 9 may water on Monday and Thursday.
b. Properties with an address ending in 1, 5, or 6 may water on Tuesday and Friday.
c. Properties with an address ending in 2, 7, or 8 may water on Wednesday and Saturday.
Commercial customers with larger landscapes may apply for a variance in the event that they are unable to complete the necessary irrigation cycles during the designated days and times.
(ii) Irrigation shall provide a maximum of 1.5 inches per zone per week.
(iii) Irrigation shall occur without water runoff, which can be accomplished by correctly cycling the sprinkler system and allowing time for the water to soak into the landscape between irrigation events.
(iv) All city operations shall adhere to the water use restrictions.
(v) Handwatering for landscape irrigation purposes is allowed on a daily basis regardless of the time of year and regardless of the time during the day.
(vi) New plant material may be irrigated on a more frequent basis until the new plant material is established as defined in section
22.03.133(a)(4) of this Code of Ordinances related to the operation of irrigation systems. Variances shall not be granted for grasses used to overseed existing lawns.
(vii) The city manager, or his/her designee, will contact wholesale water customers to discuss water supply and/or demand conditions and will request that wholesale water customers initiate measures to reduce water use (i.e., implement stage 1 of the customer's drought contingency plan).
(2) Stage 2 - moderate water shortage conditions.
(A) Target.
Reduce water use to less than 90% of the city's maximum daily supply capacity.
(B) Best management practices for supply management.
(i) The city will reduce or discontinue the flushing of water mains as well as utilize reclaimed water for nonpotable purposes where practicable.
(ii) Wholesale customers are required in specific contract provisions to implement these measures as well as any other measures specified in the wholesale supply contract to better manage a limited water supply. Contract provisions requiring wholesale customers to implement mandatory drought restrictions consistent with the city will be added into any new contract or contract revision.
(C) Water use restrictions for reducing demand.
(i) Landscape irrigation is restricted to one day per week between the hours of 8:00 p.m. and 8:00 a.m. Landscape irrigation from October 1st through March 31st shall not be limited to the hours of 8:00 p.m. to 8:00 a.m. so as to allow for irrigation during periods when the ambient temperature rises above 35°F. Landscape irrigation yearround schedules are based on the last digit of the property address:
a. Properties with an address ending in 0 or 9 may water on Monday.
b. Properties with an address ending in 1 may water on Tuesday.
c. Properties with an address ending in 2 may water on Wednesday.
d. Properties with an address ending in 3 or 4 may water on Thursday.
e. Properties with an address ending in 5 or 6 may water on Friday.
f. Properties with an address ending in 7 or 8 may water on Saturday.
Commercial customers with larger landscapes may apply for a variance in the event that they are unable to complete the necessary irrigation cycles during the designated days and times.
(ii) Irrigation shall provide a maximum of 1.0 inches per zone per week.
(iii) Irrigation shall occur without water runoff, which can be accomplished by correctly cycling the sprinkler system and allowing time for the water to soak into the landscape between irrigation events.
(iv) Water customers will limit aesthetic and nonessential water use as defined in section
22.08.003 of this Code of Ordinances. Water shall not be used to wash down hard surfaced areas, including, without limitation, sidewalks, parking lots, gutters, and patios. Except where such action is performed for health and safety reasons. Water shall not be used for dust control. However, water may be used for construction or to clean surfaces for painting.
(v) All city operations shall adhere to the water use restrictions.
(vi) Handwatering for landscape irrigation purposes is allowed on a daily basis regardless of the time of year and regardless of time of day.
(vii) New plant material may be irrigated on a more frequent basis until the new plant material is established as defined in section
22.03.133(a)(4) of this Code of Ordinances related to the operation of irrigation systems. Variances shall not be granted for grasses used to overseed existing lawns.
(viii) The city manager, or his/her designee, will request wholesale water customers to initiate mandatory measures to reduce nonessential water use (i.e., implement stage 2 of the customer's drought contingency plan).
(3) Stage 3 - severe water shortage conditions.
(A) Target.
Reduce water use to less than 100% of the city's maximum daily supply capacity.
(B) Best management practices for supply management.
(i) The city will reduce or discontinue the flushing of water mains as well as utilize reclaimed water for nonpotable purposes where practicable.
(ii) Wholesale customers are required in specific contract provisions to implement these measures as well as any other measures specified in the wholesale supply contract to better manage a limited water supply. Contract provisions requiring wholesale customers to implement mandatory drought restrictions consistent with the city will be added into any new contract or contract revision.
(C) Water use restrictions for reducing demand.
(i) Landscape irrigation shall not occur more than one day per month and not for more than 1.5 inches per zone. The city manager, or his/her designee, may designate the irrigation schedule.
(ii) Irrigation shall occur without water runoff, which can be accomplished by correctly cycling the sprinkler system and allowing time for the water to soak into the landscape between irrigation events.
(iii) Water customers will refrain from aesthetic and nonessential water use as defined in section
22.08.003 of this Code of Ordinances. Water shall not be used to wash down hard surfaced areas, including, without limitation, sidewalks, parking lots, gutters, and patios. Water shall not be used for dust control. Pools and hot tubs may not be filled or drained and refilled.
(iv) Use of water from fire hydrants shall be limited to firefighting or other related activities necessary to maintain public health, safety, and welfare. Under the direction of the city manager, use of water from fire hydrants for construction purposes may be allowed by permit.
(v) All city operations shall adhere to the water use restrictions.
(vi) Handwatering for landscape irrigation purposes is allowed on a daily basis regardless of the time of year and regardless of time of day.
(vii) The city manager, or his/her designee, will contact wholesale water customers to discuss water supply and/or demand conditions and will request that wholesale water customers initiate additional mandatory measures to reduce nonessential water use (i.e., implement stage 3 of the customer's drought contingency plan).
(4) Stage 4 - emergency water shortage conditions.
(A) Target.
Reduce water use to less than 50% of the city's maximum daily supply capacity.
(B) Best management practices for supply management.
(i) The city will discontinue the flushing of water mains, discontinue the irrigation of public landscaped areas, and will utilize reclaimed water for nonpotable purposes where practicable.
(ii) In addition, in the event of a large-scale system failure or if the source water supply is contaminated, the city may truck in additional fresh water supplies as appropriate.
(iii) Wholesale customers are required in specific contract provisions to implement these measures as well as any other measures specified in the wholesale supply contract to better manage a limited water supply. Contract provisions requiring wholesale customers to implement mandatory drought restrictions consistent with the city will be added into any new contract or contract revision.
(C) Water use restrictions for reducing demand.
(i) All aesthetic and nonessential water use, as defined in section
22.08.003 of this Code of Ordinances, including landscape irrigation use, is prohibited except where necessary to protect the health, safety, and welfare of the public. No new landscape material may be installed.
(ii) All city operations will adhere to the water use restrictions.
(iii) The city may reduce water system pressure to conserve water.
(iv) All wholesale water customers will be encouraged to implement stage 4 of their drought contingency plans.
(D) In addition, whenever emergency water shortage conditions exist as defined in section
22.08.078 of this Code of Ordinances, the city manager, or his/her designee(s), shall:
(i) Assess the severity of the problem and identify the actions needed and the time required to solve the problem;
(ii) Inform the utility director or other responsible official of each wholesale water customer by telephone, email, or in person and suggest actions, as appropriate to alleviate problems (i.e., notification of the public to reduce water use until service is restored);
(iii) If appropriate, notify city, county, and/or state emergency response officials for assistance;
(iv) Undertake necessary actions, including repairs and/or clean-up as needed; and
(v) Prepare a post-event assessment report on the incident and critique of emergency response procedures and actions.
(Ordinance 2010-O0055 adopted 7/22/2010; Ordinance 2012-O0022, secs. 1–2, adopted 3/29/2012; Ordinance 2014-O0167, secs. 5–9, adopted 12/18/2014; Ordinance 2016-O0182, sec. 3, adopted 1/12/2017; Ordinance 2019-O0044 adopted 4/23/19; Ordinance 2024-O0076 adopted 6/11/2024)