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Is Solar Worth It in Marina, California?

We analyzed Pacific Gas & Electric (PG&E) rate books, NREL irradiance data, and California tax codes to calculate the real ROI for homeowners in 93933.

Market Snapshot

Elec. Rate
$0.27/kWh
Sun Hours
5.26
Utility Pacific Gas & Electric (PG&E)
Tax Exempt Yes
Battery Required

Analyst Note: The "4kW Benchmark"

The analysis below uses a standardized 4kW system to provide a fair baseline comparison across cities. However, the average electric bill in Marina is $216.0.

⚠️ Most homes here will need a larger system (8kW–12kW) to reach 100% offset. Use the calculator below for your exact numbers.

For homeowners in Marina, the question isn't just about harnessing the sun, but about making a smart financial choice with PG&E's new electricity rules. The shift to the Net Billing Tariff (NEM 3.0) has many wondering if solar is still a good investment. The short answer is yes, but the strategy has changed: a battery is now essential to unlocking real savings.

Benchmark Cost Analysis

Solar + Battery System Investment in Marina

The upfront cost of a solar-only system can seem tempting at just ~$8,050 after tax credits. However, this is a false economy under NEM 3.0, as your actual savings will be minimal. A combined system is the recommended path for a solid return on investment.

  • Gross System Cost (Solar + Battery): ~$23,500
  • 30% Federal Tax Credit Reduction: -$7,050
  • Final Net Investment: ~$16,450
  • Estimated Payback Horizon: 10-11 years

Incentives & Tax Credits

Maximizing Your Return with 2026 Incentives

Your primary incentive is the 30% Residential Clean Energy Credit, a federal program that directly reduces your tax bill. This applies to both the panels and the battery. Furthermore, California's state-level property tax exemption ensures that the significant value your solar system adds to your home won't increase your property tax payments.

Net Metering: Pacific Gas & Electric (PG&E)

Policy Status

NEM 3.0 (2023)

Battery Priority

Critical 🔋

The Problem: PG&E's Net Billing Tariff (NEM 3.0)

The biggest hurdle for solar in 2026 is PG&E's current rate structure. They've drastically cut the value of excess solar energy you export to the grid—by as much as 75%. Sending power back during the day earns you pennies. However, buying it back in the evening during peak 'Time-of-Use' hours costs a premium. A solar-only system leaves you exposed to these high evening costs. The solution is to store that valuable daytime energy in a home battery and use it yourself when grid power is most expensive.

Projected Savings

The Solution: How a Battery Secures Your Savings

Pairing solar panels with a battery allows you to sidestep NEM 3.0's low export rates. Instead of selling your energy cheap, you store it. When evening comes and PG&E's rates spike, your home seamlessly switches to your stored battery power. For a typical Marina home, this strategy translates into approximately $1,507 in annual savings, protecting you from rate hikes and creating predictable energy costs.

Local Questions Answered

How does the coastal fog in Marina affect solar production?
While the Monterey Bay marine layer can reduce output on foggy mornings, modern panels are very effective at capturing diffused sunlight. Your system is sized based on Marina's total annual sunshine, not just the sunniest days. The area still receives more than enough sunlight (5.26 kWh/m²/day) to make solar a powerful investment.
Is the system cost higher than it was a few years ago?
The total system cost is higher because a battery is now a standard component for a successful system in California. The cost-per-watt for solar panels themselves has remained stable or even decreased, but the overall project investment has risen to include the necessary energy storage component for NEM 3.0.
Besides savings, are there other benefits to adding a battery?
Yes. A huge benefit is backup power. When the grid goes down due to storms or maintenance, a solar battery can keep your essential appliances like your refrigerator, lights, and internet running seamlessly, providing valuable energy security.

Calculate Your Solar Savings

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Initializing Solar Engine...

* Calculations based on Pacific Gas & Electric (PG&E) residential rates (0.27/kWh).

Data Transparency & Methodology

Estimates for Marina, California are produced by the SunCents Solar Engine (v1.2). We combine the following verified or standard industry sources:

Performance (PV production)

NREL PVWatts — modeled annual and hourly AC output (kWh), solar radiation, and system losses for a standardized array size so cities can be compared fairly.

nrel.gov

Electricity rates (tariffs)

U.S. Energy Information Administration (EIA) — state-level average retail electricity prices ($/kWh) and supporting series for economic context.

eia.gov

Incentives & programs

DSIRE — state and local rebates, net metering, and policy programs (summarized for readability; always confirm eligibility with a tax or solar professional).

dsireusa.org

Federal tax credit (ITC)

Investment Tax Credit — federal residential solar credit (e.g. 30% of qualified costs where applicable); rules change with statute—verify with a qualified advisor.

energy.gov

Utilities & interconnection

Where shown, local utilities (e.g. APS, PG&E, FPL, and other IOUs or munis) are mapped from public interconnection, tariff, or service-territory references so net metering and rider rules match your area—not generic national averages.