1000 Gallon Underground Propane Tank
1000 Gallon Underground Propane Tank from Long Beach Steel Corp is the ideal propane storage solution for homeowners, commercial properties, farms, and businesses that want dependable fuel storage while maintaining the beauty of their landscape. Designed to be installed below ground, this ASME-certified propane tank provides large-capacity fuel storage without disrupting the appearance of your property. Whether you’re heating a large home, fueling multiple propane appliances, powering standby generators, or supporting commercial operations, our 1000 gallon underground propane tank delivers reliable performance, exceptional durability, and decades of dependable service.
Manufactured from premium-grade carbon steel and protected with advanced corrosion-resistant coatings and cathodic protection, every underground propane tank is engineered to withstand harsh underground environments while meeting stringent industry standards. At Long Beach Steel Corp, we provide premium propane storage solutions backed by expert support and nationwide delivery.
If you’re comparing installation options, explore our 500 Gallon Underground Propane Tank, 1000 Gallon ASME Propane Tank, 2000 Gallon ASME Propane Tank, Above Ground Propane Tanks, and Commercial LPG Tanks.

1000 Gallon Underground Propane Tank | Underground Propane Tank for Sale | Residential Underground Propane Tank
Searching for a dependable Underground Propane Tank for Sale or a high-quality Residential Underground Propane Tank? A 1,000 gallon underground propane tank offers one of the best combinations of storage capacity, property aesthetics, and long-term fuel efficiency.
Unlike above-ground tanks, underground propane tanks remain hidden beneath the surface, preserving your property’s appearance while providing a large propane reserve that reduces refill frequency. They are especially popular for luxury homes, estates, restaurants, resorts, golf courses, farms, and commercial facilities where appearance is just as important as performance.
Typical applications include:
- Luxury homes
- Residential heating
- Whole-home backup generators
- Restaurants
- Hotels & resorts
- Farms and ranches
- Schools
- Churches
- Commercial buildings
- Agricultural operations
Why Choose a 1000 Gallon Underground Propane Tank?
A 1000 gallon underground propane tank provides approximately 800 gallons of usable propane when filled to the recommended 80% capacity. This allows homeowners and businesses to store enough fuel for extended periods while minimizing deliveries and improving fuel management.
Key advantages include:
- Hidden below-ground installation
- Preserves landscaping and curb appeal
- Large propane storage capacity
- ASME-certified construction
- Heavy-duty carbon steel design
- Factory pressure tested
- Corrosion-resistant coating
- Cathodic protection system
- Long service life
- Suitable for residential and commercial use
1000 Gallon Underground Propane Tank Specifications
| Specification | Details |
|---|---|
| Water Capacity | 1,000 Gallons |
| Usable Propane Capacity (80%) | Approximately 800 Gallons |
| Tank Type | Underground ASME Pressure Vessel |
| Installation | Underground |
| Product Stored | Liquefied Petroleum Gas (LPG / Propane) |
| Construction Material | ASME SA-516 Grade 70 Carbon Steel |
| Design Code | ASME Section VIII Division 1 |
| Maximum Allowable Working Pressure | 250 PSI |
| Hydrostatic Test Pressure | 375 PSI |
| Approximate Diameter | 41 Inches |
| Approximate Length | 16 ft 2 in |
| Exterior Finish | Underground Epoxy Protective Coating |
| Corrosion Protection | Factory Coating with Sacrificial Anode System |
| Pressure Relief Valve | ASME Certified |
| Standard Fittings | Fill Valve, Vapor Valve, Relief Valve, Liquid Withdrawal Valve, Float Gauge |
| Access Dome | High-Strength Composite Dome |
| Estimated Service Life | 30+ Years with Proper Maintenance |
| Applications | Residential, Commercial & Agricultural |
Specifications may vary depending on manufacturer and project requirements.
Built for Long-Term Underground Performance
Every underground propane tank supplied by Long Beach Steel Corp is engineered specifically for buried installations. The tank features a heavy-duty protective coating designed to resist soil corrosion while the cathodic protection system provides additional protection against underground deterioration.
The result is a storage solution that offers decades of dependable performance with minimal maintenance when professionally installed and maintained.
Underground vs Above Ground Propane Tanks
Many customers choose underground propane tanks because they provide the same dependable fuel storage as above-ground tanks while remaining virtually invisible after installation.
Underground Propane Tank Benefits
- Hidden installation
- Better property appearance
- Preserves landscaping
- Increased usable yard space
- Better protection from weather
- Ideal for HOA communities
- Popular for luxury homes
Above Ground Propane Tank Benefits
- Lower installation costs
- Easier inspections
- Faster maintenance
- No excavation required
- Lower initial investment
If appearance is a priority, underground propane tanks are often the preferred solution.
Safety and Industry Standards
Long Beach Steel Corp supplies propane tanks manufactured to recognized industry standards for safety and performance. Proper installation and routine inspections help ensure many years of reliable service.
Helpful industry resources include:
- National Fire Protection Association (NFPA 58): https://www.nfpa.org
- American Society of Mechanical Engineers (ASME): https://www.asme.org
- Propane Education & Research Council (PERC): https://propane.com
- Occupational Safety and Health Administration (OSHA): https://www.osha.gov
These organizations publish valuable guidance regarding propane storage, installation, inspections, and safe operating practices.
Related Propane Tanks
Long Beach Steel Corp offers a complete range of propane storage solutions, including:
- 120 Gallon ASME Propane Tank
- 250 Gallon ASME Propane Tank
- 500 Gallon ASME Propane Tank
- 1000 Gallon ASME Propane Tank
- 2000 Gallon ASME Propane Tank
- 500 Gallon Underground Propane Tank
- Commercial LPG Tanks
- 5000 Gallon LPG Tank
- 10000 Gallon LPG Tank
- 18000 Gallon ASME Skid Tank
Our experienced team can help you select the ideal propane storage solution based on your fuel usage, available space, and future expansion plans.
Why Buy from Long Beach Steel Corp?
Long Beach Steel Corp is committed to providing premium propane storage solutions that combine quality, durability, and long-term value. Every propane tank is carefully inspected before shipment to ensure dependable performance.
When you choose Long Beach Steel Corp, you benefit from:
- Premium ASME-certified propane tanks
- Heavy-duty underground construction
- Competitive pricing
- Nationwide delivery
- Fast quotation turnaround
- Expert technical guidance
- Professional customer support
- Reliable long-term performance
Whether you’re installing a propane system for your home, farm, or commercial property, we’re here to help you choose the right tank for your needs.
Full Technical Specifications
| Specification | Detail |
|---|---|
| Nominal Capacity | 1,000 U.S. Gallons |
| Usable Capacity | ~800 Gallons (80% fill per NFPA 58) |
| Design Pressure | 250 PSI |
| Test Pressure | 375 PSI (factory hydrostatic) |
| Shell Material | ASTM A516 Grade 70 Carbon Steel |
| Overall Length | Approx. 192 inches (16 ft) |
| Overall Diameter | Approx. 41 inches |
| Empty Weight | Approx. 1,150 lbs |
| Underground Coating | Fusion-bonded epoxy (FBE) |
| Cathodic Protection | Sacrificial magnesium anode system |
| Fittings | 2″ NPT multi-valve assembly (pre-installed) |
| PRV Setting | 250 PSI (ASME stamped) |
| ASME Stamp | “U” Symbol + National Board Registration |
| Anchor Provision | Deadman strap anchor points |
| Min. Soil Cover | 18 inches (24 inches in traffic areas) |
| Compliance | ASME Sec. VIII, NFPA 58, NACE SP0169, DOT, CA Title 19 |
| Lead Time | 7–14 business days |
| Ships From | Long Beach, California |
Frequently Asked Questions
Q: Is Long Beach Steel Corp the manufacturer of this tank? No. Long Beach Steel Corp is a distributor of underground propane tanks sourced from leading ASME-certified manufacturers. We handle procurement, documentation verification, logistics coordination, and pre-sales technical support — ensuring you receive a fully compliant, inspection-ready product without the complexity of dealing directly with the fabricator.
Q: What is the actual usable capacity of a 1000 gallon underground propane tank? Per NFPA 58, LP-gas containers must not be filled beyond 80% of their nominal capacity. For a 1,000-gallon tank, the maximum fill is approximately 800 gallons of propane.
Q: Can Long Beach Steel Corp arrange delivery and placement? Yes. We coordinate freight delivery to your site via flatbed or lowboy carrier. Offloading and trench placement are the responsibility of the installing contractor. Contact us to discuss delivery logistics for your specific location.
Q: What permits are required to install a 1000 gallon underground propane tank? Permit requirements vary by jurisdiction. Most local fire marshals and building departments require a building or mechanical permit, site plan showing tank location and setbacks, and a licensed LP-gas contractor to perform the installation. Long Beach Steel Corp provides the full manufacturer documentation package to support your permit application.
Q: How long will this underground propane tank last? With proper FBE coating and an active cathodic protection system, a well-maintained underground carbon steel propane tank has an expected service life of 30–40+ years. Annual cathodic protection monitoring and periodic valve inspections per NFPA 58 are recommended to maximize service life.
Q: Do you offer volume or contractor pricing? Yes. Long Beach Steel Corp offers volume discounts and dedicated contractor accounts for LP-gas installers, mechanical contractors, and regional distributors. Contact our sales team to discuss account terms.







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