Bullard, Texas, located in the Northern Sub Tropics, presents a moderately favorable location for year-round solar energy generation, though with notable seasonal variations that potential solar installers should carefully consider.

Seasonal Solar Performance

The solar energy output at this location shows significant seasonal fluctuation. Summer delivers the strongest performance at 6.86 kWh per day per kW of installed solar capacity, making it the ideal time for solar generation. Spring follows as the second-best season with 5.25 kWh per day per kW, while autumn drops to 4.84 kWh per day per kW. Winter presents the most challenging period for solar generation, producing only 2.84 kWh per day per kW of installed capacity. This represents less than half the summer output, which means homeowners and businesses should plan for significantly reduced solar production during the winter months.

Optimal Panel Configuration

For maximum year-round energy production at Bullard, Texas, solar panels should be installed at a fixed tilt angle of 28 degrees facing south. This angle has been calculated to optimize total annual solar output by accounting for the sun's changing position throughout the year and weighting the angles based on actual solar irradiance data.

Local Environmental Challenges

Several environmental and weather factors in East Texas can impact solar panel performance and require preventative measures:

• Severe Weather Events: The region experiences thunderstorms, hail, and occasional tornadoes that can damage solar installations
• High Humidity and Heat: East Texas's subtropical climate creates conditions that can reduce panel efficiency and accelerate equipment degradation
• Pine Pollen and Organic Debris: The heavily forested area produces significant pollen loads and falling leaves that can coat panels
• Ice Storms: Winter ice accumulation can block sunlight and potentially damage mounting systems

Preventative Installation Measures

To maximize solar energy production despite these challenges, several installation strategies prove beneficial. Using impact-resistant panels and reinforced mounting systems helps protect against hail damage and severe weather. Installing panels with adequate spacing from trees and regular cleaning schedules addresses the pollen and debris issues common in this forested region. Proper ventilation behind panels helps combat the efficiency losses from high heat and humidity. Additionally, selecting panels and inverters rated for high-temperature operation ensures better performance during hot Texas summers. Ground-mounted systems should include proper drainage to prevent water accumulation during the region's heavy rainfall periods. The seasonal variation in solar output means that battery storage systems or grid-tie arrangements become particularly valuable at this location, helping to balance the significant difference between winter and summer production levels.

Note: The Northern Sub Tropics extend from 23.5° latitude North up to 35° latitude.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 4253 locations across the United States. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in the United States by location

Solar output per kW of installed solar PV by season in Bullard

Seasonal solar PV output for Latitude: 32.1399, Longitude: -95.3202 (Bullard, United States), based on our analysis of 8760 hourly intervals of solar and meteorological data (one whole year) retrieved for that set of coordinates/location from NASA POWER (The Prediction of Worldwide Energy Resources) API:

 

Ideally tilt fixed solar panels 28° South in Bullard, United States

To maximize your solar PV system's energy output in Bullard, United States (Lat/Long 32.1399, -95.3202) throughout the year, you should tilt your panels at an angle of 28° South for fixed panel installations.

As the Earth revolves around the Sun each year, the maximum angle of elevation of the Sun varies by +/- 23.45 degrees from its equinox elevation angle for a particular latitude. Finding the exact optimal angle to maximise solar PV production throughout the year can be challenging, but with careful consideration of historical solar energy and meteorological data for a certain location, it can be done precisely.

We use our own calculation, which incorporates NASA solar and meteorological data for the exact Lat/Long coordinates, to determine the ideal tilt angle of a solar panel that will yield maximum annual solar output. We calculate the optimal angle for each day of the year, taking into account its contribution to the yearly total PV potential at that specific location.

Seasonally adjusted solar panel tilt angles for Bullard, United States

If you can adjust the tilt angle of your solar PV panels, please refer to the seasonal tilt angles below for optimal solar energy production in Bullard, United States. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 28° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
16° South in Summer	37° South in Autumn	48° South in Winter	25° South in Spring

Our recommendations take into account more than just latitude and Earth's position in its elliptical orbit around the Sun. We also incorporate historical solar and meteorological data from NASA's Prediction of Worldwide Energy Resources (POWER) API to assign a weight to each ideal angle for each day based on its historical contribution to overall solar PV potential during a specific season.

This approach allows us to provide much more accurate recommendations than relying solely on latitude, as it considers unique weather conditions in different locations sharing the same latitude worldwide.

Calculate solar panel row spacing in Bullard, United States

We've added a feature to calculate minimum solar panel row spacing by location. Enter your panel size and orientation below to get the minimum spacing in Bullard, United States.

Our calculation method

1. Solar Position:
   We determine the Sun's position on the Winter solstice using the location's latitude and solar declination.
2. Shadow Projection:
   We calculate the shadow length cast by panels using trigonometry, considering panel tilt and the Sun's elevation angle.
3. Minimum Spacing:
   We add the shadow length to the horizontal space occupied by tilted panels.

This approach ensures maximum space efficiency while avoiding shading during critical times, as the Winter solstice represents the worst-case scenario for shadow length.

Topography for solar PV around Bullard, United States

Topography Around Bullard, Texas

Bullard is situated in the East Texas region, characterized by gently rolling hills and mixed terrain that transitions from the more elevated areas of East Texas toward the coastal plains. The landscape around this Cherokee County community features moderate elevation changes, with the terrain generally sloping from northwest to southeast. The area sits within the Piney Woods ecoregion, where the topography consists of undulating hills interspersed with valleys, creeks, and small rivers.

The elevation in and around Bullard typically ranges from approximately 400 to 600 feet above sea level, creating a landscape of modest hills and gentle slopes. These rolling hills are remnants of ancient geological formations, weathered over time to create the characteristic East Texas terrain. The area is drained by several small waterways and tributaries that flow generally toward the southeast, creating natural valleys and low-lying areas between the higher ground.

Dense pine and hardwood forests cover much of the natural landscape, though agricultural activities and development have created clearings and open spaces throughout the region. The soil composition varies from sandy loams on the higher elevations to clay-based soils in the lower areas and creek bottoms. This variation in soil types, combined with the rolling topography, creates a diverse landscape pattern of forested hills, agricultural fields, and developed areas.

Optimal Areas for Large-Scale Solar Development

The most suitable locations for large-scale solar photovoltaic installations around Bullard would be the cleared agricultural lands and open pastures situated on the gentler slopes and relatively flat areas between the more pronounced hills. These areas offer the advantage of minimal tree coverage while providing stable, well-drained ground conditions that are ideal for solar array foundations and access roads.

The elevated plateaus and ridge tops in the region present excellent opportunities for solar development, as these areas typically receive unobstructed sky exposure throughout the day. The higher elevations also tend to have better drainage and are less prone to flooding during heavy rainfall events, which are common in East Texas. However, developers would need to balance the benefits of elevation with the practical considerations of grid connectivity and access infrastructure.

Areas that have been previously used for agriculture, particularly the larger cleared fields south and east of Bullard, would be particularly well-suited for solar installations. These locations often have existing road access and may have fewer environmental restrictions compared to forested areas. The relatively flat to gently sloping terrain in these agricultural zones would minimize grading requirements and reduce installation costs.

Developers should avoid the heavily forested areas, steep slopes, and creek bottoms that characterize portions of the local landscape. The densely wooded hills would require extensive clearing, potentially creating environmental concerns and significantly increasing project costs. Similarly, the lower-lying areas near waterways may be subject to flooding and would likely have wetland considerations that could complicate permitting and development processes.

United States solar PV Stats as a country

United States ranks 2nd in the world for cumulative solar PV capacity, with 95,209 total MW's of solar PV installed. This means that 3.40% of United States's total energy as a country comes from solar PV (that's 26th in the world). Each year United States is generating 289 Watts from solar PV per capita (United States ranks 15th in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in United States?

Yes, there are several incentives for businesses wanting to install solar energy in the United States. These include federal tax credits, state and local rebates, net metering policies, and renewable energy certificates (RECs). Additionally, many states have enacted legislation that requires utilities to purchase a certain amount of electricity from renewable sources such as solar.

Do you have more up to date information than this on incentives towards solar PV projects in United States? Please reach out to us and help us keep this information current. Thanks!

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Compare this location to others worldwide for solar PV potential

The solar PV analyses available on our website, including this one, are offered as a free service to the global community. Our aim is to provide education and aid informed decision-making regarding solar PV installations.

However, please note that these analyses are general guidance and may not meet specific project requirements. For in-depth, tailored forecasts and analysis crucial for feasibility studies or when pursuing maximum ROI from your solar projects, feel free to contact us; we offer comprehensive consulting services expressly for this purpose.

Helping you assess viability of solar PV for your site

Calculate Your Optimal Solar Panel Tilt Angle: A Comprehensive Guide

Enhance your solar panel's performance with our in-depth guide. Determine the best tilt angle using hard data, debunk common misunderstandings, and gain insight into how your specific location affects solar energy production.