Auckland
Table 27.1: Summary survey data, Auckland
| Location | Households – 2004 | Sample size | Sample error |
|---|---|---|---|
409,473 | 151 | 8.0% |
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Table 27.2: Domestic home heating methods and fuels, Auckland
| Households | Winter fuel use (July) | |||
|---|---|---|---|---|
| % | Number | Tonnes/day | % | |
Electricity | 48% | 197,957 | - | - |
Total gas | 35% | 143,722 | 99 | 7% |
Flued gas | 12% | 49,750 | - | - |
Unflued gas | 23% | 93,972 | - | - |
Oil | 2% | 8135 | 0.1 | 0.0% |
Open fire | 7% | 29,829 | - | - |
Open fire: wood | 7% | 27,117 | 167 | 12% |
Open fire: coal | 3% | 10,847 | 214 | 16% |
Total wood burner | 19% | 75,929 | 780 | 58% |
Pre-1994 wood burner | 8% | 31,062 | 304 | 22% |
1994–99 wood burner | 5% | 20,708 | 233 | 17% |
Post-1999 wood burner | 6% | 24,159 | 243 | 18% |
Multi-fuel burners | 3% | 13,559 | - | - |
Multi-fuel burners: wood | 3% | 13,559 | 63 | 5% |
Multi-fuel burners: coal | 3% | 10,847 | 35 | 3% |
Pellet burners | 0% | 0 | - | - |
Total wood | 28% | 116,605 | 1009 | 74% |
Total coal | 5% | 21,694 | 249 | 18% |
Total | 409,473 | 1357 | ||
* Note: rounding errors may occur in the proportion of burners in different age categories and in types of gas heating.
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Table 27.3: Monthly variations in heating behaviour and fuel use, Auckland
| Percentage of houses using this method that use it each month | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Gas | 2% | 2% | 2% | 8% | 27% | 76% | 90% | 84% | 37% | 12% | 4% | 2% |
Open fire | 9% | 9% | 9% | 9% | 36% | 64% | 100% | 82% | 45% | 9% | 9% | 9% |
Wood burner | 0% | 0% | 0% | 4% | 50% | 75% | 93% | 79% | 36% | 14% | 4% | 0% |
Multi-fuel | 0% | 0% | 0% | 25% | 75% | 125% | 100% | 75% | 50% | 25% | 0% | 0% |
| Average number of days per week house is heated (only for those heating during that month) | ||||||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Gas | 4 | 3 | 3 | 4 | 5 | 6 | 6 | 5 | 5 | 4 | 3 | 2 |
Open fire | 2 | 2 | 2 | 2 | 1 | 2 | 3 | 3 | 2 | 2 | 2 | 2 |
Wood burner | - | - | - | 5 | 6 | 6 | 6 | 5 | 5 | 6 | 7 | - |
Multi-fuel | - | - | - | - | 4 | 5 | 6 | 6 | 5 | 4 | - | - |
| Daily fuel use (tonnes) | ||||||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Gas | 0.0 | 0.0 | 0.0 | 0.9 | 17.7 | 73.8 | 98.7 | 74.3 | 21.3 | 1.9 | 0.0 | 0.0 |
Open fire: wood | 49.1 | 49.1 | 49.1 | 49.1 | 11.0 | 137.1 | 166.5 | 237.4 | 51.5 | 49.1 | 49.1 | 49.1 |
Open fire: coal | - | - | - | - | 4.6 | 4.6 | 213.8 | 213.8 | - | - | - | - |
Wood burner | - | - | - | - | 524.5 | 556.2 | 780.1 | 384.0 | - | - | - | - |
Multi-fuel: wood | - | - | - | - | 54.3 | 45.1 | 62.6 | 46.0 | 184.0 | 147.2 | - | - |
Multi-fuel: coal | - | - | - | - | 76.7 | 69.7 | 34.9 | 34.9 | - | - | - | - |
| Daily fuel use (kg) per household (for households using that method) | ||||||||||||
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
Gas | 0.0 | 0.0 | 0.0 | 0.0 | 0.1 | 0.5 | 0.7 | 0.5 | 0.1 | 0.0 | 0.0 | 0.0 |
Open fire: wood | 1.8 | 1.8 | 1.8 | 1.8 | 0.4 | 5.1 | 6.1 | 8.8 | 1.9 | 1.8 | 1.8 | 1.8 |
Open fire: coal | - | - | - | - | 0.4 | 0.4 | 19.7 | 19.7 | - | - | - | - |
Wood burner | - | - | - | - | 6.9 | 7.3 | 10.3 | 5.1 | - | - | - | - |
Multi-fuel: wood | - | - | - | - | 4.0 | 3.3 | 4.6 | 3.4 | 13.6 | 10.9 | - | - |
Multi-fuel: coal | - | - | - | - | 7.1 | 6.4 | 3.2 | 3.2 | - | - | - | - |
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Table 27.4: Estimated daily fuel use, by season, Auckland
| Winter fuel use kg/day | Non-winter fuel use kg/day | |
|---|---|---|
Gas | 1 | 0 |
Open fire: wood | 25 | 13 |
Wood burner | 17 | 7 |
Multi-fuel: wood | 17 | 19 |
Multi-fuel: coal | 14 | - |
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Table 27.5: Average monthly heating costs (winter), Auckland
| Winter month cost | |
|---|---|
Electric | $69 |
Gas | $43 |
Open fire | $30 |
Wood burner | $57 |
Oil | $115 |
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Table 27.6: Type of electric heating, Auckland
| Night store | Radiant | Portable oil column | Panel | Fan | Heat pump | Don't know/ refused | Other | |
|---|---|---|---|---|---|---|---|---|
Households | - | 35,253 | 143,722 | 8135 | 32,541 | 2712 | - | 5423 |
Percent | 0% | 18% | 73% | 4% | 16% | 1% | - | 3% |
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Table 27.7: Home heating method, by house ownership, Auckland
| Households living in rental | Percent living in rental | Households living in own house | Percent living in own house | |
|---|---|---|---|---|
Total | 108,470 | 26% | 292,868 | 72% |
Electric | 51,523 | 26% | 146,434 | 74% |
Gas | 35,253 | 25% | 108,470 | 75% |
Open fire | 10,847 | 36% | 18,982 | 64% |
Wood burner | 8135 | 11% | 67,794 | 89% |
Pellet burner | - | - | - | - |
Multi-fuel | 5423 | 40% | 8135 | 60% |
Oil | 2712 | 33% | 5423 | 67% |
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Table 27.8: House insulation summary statistics, Auckland
| Insulation type | Degree of insulation | |||
|---|---|---|---|---|
| Households | % | |||
Ceiling | 233,210 | 57% | No insulation | 23% |
Under floor | 67,794 | 17% | 1 type* | 21% |
Wall | 181,687 | 44% | 2 types | 29% |
Cylinder wrap | 78,640 | 19% | 3 types | 15% |
Double glazing | 29,829 | 7% | 4 types | 3% |
None | 92,199 | 23% | 5 types | 3% |
Don't know | 32,541 | 8% | Don't know | 8% |
Other | 8135 | 2% | ||
* One type means the household has just one of: ceiling, under floor or wall insulation, a cylinder wrap or double glazing; two types are any two of these, etc.
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Table 27.9: Degree of house insulation, by heating method, Auckland
| Degree of insulation | Electric | Gas | Wood burner | Multi-fuel | Open fire |
|---|---|---|---|---|---|
1 type | 26% | 23% | 21% | 20% | 36% |
2 types | 29% | 36% | 29% | 20% | 0% |
3 types | 16% | 8% | 18% | 0% | 27% |
4 types | 1% | 4% | 0% | 40% | 9% |
5 types | 4% | 2% | 0% | 0% | 0% |
None or don't know | 23% | 28% | 32% | 20% | 27% |
Total | 100% | 100% | 100% | 100% | 100% |
* Note: columns may not sum exactly to 100 due to rounding error.
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Table 27.10: Home heating method, by household income, Auckland
| Electric | Gas | Wood burner | Multi-fuel | Open fire | |
|---|---|---|---|---|---|
Non-response | 22% | 26% | 14% | 20% | 9% |
Less than $20,000 | 5% | 6% | 7% | 0% | 0% |
$20,000 to $30,000 | 11% | 9% | 14% | 40% | 18% |
$30,000 to $40,000 | 15% | 8% | 4% | 0% | 18% |
$40,000 to $50,000 | 8% | 8% | 4% | 20% | 0% |
$50,000 to $70,000 | 11% | 9% | 29% | 20% | 36% |
$70,000 to $100,000 | 14% | 13% | 18% | 0% | 9% |
More than $100,000 | 14% | 21% | 11% | 0% | 9% |
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Table 27.11: Home heating method, by age of dwelling, Auckland
| Age of dwelling | Electric | Gas | Wood burner | Multi-fuel | Open fire |
|---|---|---|---|---|---|
10 years or less | 19% | 30% | 18% | 0% | 9% |
11–20 years | 15% | 11% | 11% | 20% | 9% |
21–40 years | 32% | 32% | 43% | 40% | 18% |
41+ years | 23% | 13% | 21% | 0% | 45% |
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Table 27.12: Home heating method, by number of bedrooms, Auckland
| Number of bedrooms | Electric | Gas | Wood burner | Multi-fuel | Open fire |
|---|---|---|---|---|---|
1 | 1% | 0% | 0% | 0% | 0% |
2 | 18% | 17% | 4% | 20% | 18% |
3 | 49% | 43% | 64% | 40% | 55% |
4 | 19% | 30% | 21% | 40% | 27% |
5 | 7% | 9% | 4% | 0% | 0% |
6 | 1% | 0% | 4% | 0% | 0% |
Tables for Section 27
November 2005
© Ministry for the Environment