v3.26.1
Revenue (Tables)
6 Months Ended
Jun. 30, 2026
Revenue from Contract with Customer [Abstract]  
Schedule of Disaggregation of Revenue
The following tables present disaggregated revenue of NW Holdings:
Three Months Ended June 30,
In thousandsNW NaturalSiEnergyNWN Water UtilityOtherNW Holdings
2026
Natural gas sales$167,487 $13,292 $— $533 $181,312 
Gas storage revenue, net4,839 — — — 4,839 
Asset management revenue, net1,045 — — — 1,045 
Water and wastewater revenue— — 17,077 — 17,077 
Gas appliance retail revenue825 — — — 825 
Renewable natural gas sales— — — 7,594 7,594 
Other revenue873 — — — 873 
    Revenue from contracts with customers175,069 13,292 17,077 8,127 213,565 
Alternative revenue25,283 254 — — 25,537 
Leasing revenue4,450 — — — 4,450 
    Total operating revenues$204,802 $13,546 $17,077 $8,127 $243,552 
2025
Natural gas sales$166,923 $11,502 $— $701 $179,126 
Gas storage revenue, net4,082 — — — 4,082 
Asset management revenue, net1,545 — — — 1,545 
Water and wastewater revenue— — 16,294 — 16,294 
Gas appliance retail revenue891 — — — 891 
Renewable natural gas sales— — — 6,890 6,890 
Other revenue961 — — — 961 
    Revenue from contracts with customers174,402 11,502 16,294 7,591 209,789 
Alternative revenue22,102 — — — 22,102 
Leasing revenue4,303 — — — 4,303 
    Total operating revenues$200,807 $11,502 $16,294 $7,591 $236,194 
Six Months Ended June 30,
In thousandsNW Natural
SiEnergy(1)
NWN WaterOtherNW Holdings
2026
Natural gas sales$566,606 $41,668 $— $1,911 $610,185 
Gas storage revenue, net9,204 — — — 9,204 
Asset management revenue, net2,792 — — — 2,792 
Water and wastewater revenue— — 32,046 — 32,046 
Gas appliance retail revenue2,134 — — — 2,134 
Renewable natural gas sales— — — 16,059 16,059 
Other revenue1,749 — — — 1,749 
    Revenue from contracts with customers582,485 41,668 32,046 17,970 674,169 
Alternative revenue47,310 3,573 — — 50,883 
Leasing revenue8,903 — — — 8,903 
    Total operating revenues$638,698 $45,241 $32,046 $17,970 $733,955 
2025
Natural gas sales$597,172 $34,168 $— $1,871 $633,211 
Gas storage revenue, net8,698 — — — 8,698 
Asset management revenue, net3,294 — — — 3,294 
Water and wastewater revenue— — 30,203 — 30,203 
Gas appliance retail revenue2,263 — — — 2,263 
Renewable natural gas sales— — — 14,616 14,616 
Other revenue1,913 — — — 1,913 
    Revenue from contracts with customers613,340 34,168 30,203 16,487 694,198 
Alternative revenue27,671 — — — 27,671 
Leasing revenue8,609 — — — 8,609 
    Total operating revenues$649,620 $34,168 $30,203 $16,487 $730,478 
(1)    SiEnergy was acquired by NW Holdings on January 7, 2025. Results for the period from January 7, 2025 to June 30, 2025 are presented in the table above. Prior to January 7, 2025, NW Holdings did not operate any assets that fall within its SiEnergy segment.
Schedule of Lease Revenue
The components of lease revenue at NW Holdings and NW Natural were as follows:
In thousandsThree Months Ended June 30,Six Months Ended June 30,
2026202520262025
NW Natural:
Lease revenue
Operating leases$19 $21 $38 $42 
Sales-type leases4,431 4,282 8,865 8,567 
Total lease revenue$4,450 $4,303 $8,903 $8,609