Suaza, Huila Department, Colombia presents an excellent location for year-round solar energy generation through photovoltaic panels. Located in the tropical zone at coordinates 1.9764°N, -75.7907°W, this region benefits from consistent sunlight throughout the year, with seasonal variations driven more by wet and dry periods than traditional temperature-based seasons.

Solar Energy Production Potential

The solar energy output data reveals that Suaza offers strong and relatively consistent solar generation capacity across all seasons. Autumn emerges as the peak production period, delivering 5.27 kWh per day per kW of installed solar capacity. Winter follows closely with 5.22 kWh per day per kW, making these the optimal months for solar energy generation at this location. Spring and summer show slightly lower but still substantial output, producing 4.39 kWh and 4.34 kWh per day per kW respectively. This seasonal variation of less than 1 kWh difference between peak and minimum production demonstrates the location's reliability for consistent solar energy generation throughout the year. For maximum efficiency, solar panels should be installed at a fixed tilt angle of 3 degrees facing south. This nearly flat installation angle is typical for equatorial regions and helps optimize total annual energy production.

Environmental and Weather Challenges

Several local factors could potentially impact solar energy production in Suaza, Huila Department, though the location remains highly favorable overall:

• Tropical rainfall patterns: The wet season brings frequent heavy downpours and extended cloudy periods that can significantly reduce solar irradiance
• High humidity levels: Persistent moisture in the air can create haze and reduce solar panel efficiency
• Dust and debris accumulation: The combination of dry periods followed by heavy rains can leave mineral deposits and organic matter on panel surfaces
• Vegetation growth: Rapid tropical plant growth can create shading issues if not properly managed

Preventative Measures for Optimal Performance

To maximize solar energy production despite these challenges, several installation strategies should be implemented. Regular cleaning schedules become essential, with panels requiring washing at least monthly during dry periods and after major rain events to remove accumulated dust, pollen, and mineral deposits. Proper drainage systems around the installation site help prevent water pooling and reduce humidity-related issues. Installing panels with adequate spacing allows for better air circulation, which helps reduce the impact of high humidity on system efficiency. Vegetation management requires ongoing attention, with regular trimming of trees and bushes to prevent shading. When selecting the installation site, choose areas with minimal existing vegetation or plan for long-term landscape management. The installation should include robust mounting systems designed to withstand tropical weather conditions, including heavy rainfall and potential wind events. Quality inverters and electrical components rated for high-humidity environments will ensure system longevity and consistent performance throughout the year.

Note: The Tropics are located between 23.5° North and -23.5° South of the equator.

So far, we have conducted calculations to evaluate the solar photovoltaic (PV) potential in 173 locations across Colombia. This analysis provides insights into each city/location's potential for harnessing solar energy through PV installations.

Link: Solar PV potential in Colombia by location

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

Seasonal solar PV output for Latitude: 1.9764, Longitude: -75.7907 (Suaza, Colombia), 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 3° South in Suaza, Colombia

To maximize your solar PV system's energy output in Suaza, Colombia (Lat/Long 1.9764, -75.7907) throughout the year, you should tilt your panels at an angle of 3° 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 Suaza, Colombia

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 Suaza, Colombia. As mentioned earlier, for fixed-panel solar PV installations, it is optimal to maintain a 3° South tilt angle throughout the year.

Overall Best Summer Angle	Overall Best Autumn Angle	Overall Best Winter Angle	Overall Best Spring Angle
14° North in Summer	8° South in Autumn	18° South in Winter	4° North 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 Suaza, Colombia

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 Suaza, Colombia.

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 Suaza, Colombia

Topographical Features Around Suaza

The terrain surrounding Suaza in Colombia's Huila Department presents a diverse landscape characterized by rolling hills and moderate elevation changes typical of the upper Magdalena River valley region. This area sits within the Colombian Andes' eastern cordillera foothills, where the mountainous terrain gradually transitions into more gentle slopes and valley floors. The elevation around Suaza varies considerably, with the town itself positioned at approximately 1,400 meters above sea level, while surrounding hills and ridges can reach heights of 2,000 meters or more. The topography features a mix of steep-sided valleys carved by tributaries of the Magdalena River system, interspersed with broader, more gently sloping areas that have been shaped by centuries of erosion and sediment deposition. The landscape includes numerous small hills and ridges that run in various directions, creating a complex pattern of slopes, valleys, and relatively flat areas. Much of the region shows evidence of agricultural terracing and land modification, particularly on the more moderate slopes where coffee cultivation and other farming activities have historically taken place.

Drainage and Natural Features

The drainage patterns in this region are dominated by small streams and creeks that flow toward the Magdalena River, creating a dendritic network of waterways that have carved distinctive valleys and ravines throughout the area. These water features contribute to the varied topography by creating natural boundaries and influencing the formation of alluvial deposits in lower-lying areas. The presence of these waterways also means that certain areas may experience seasonal variations in soil moisture and stability. Rocky outcrops and exposed bedrock are common features throughout the region, particularly on steeper slopes and ridge tops. The underlying geology consists primarily of sedimentary rocks and volcanic materials typical of the Colombian Andes, which influence both the soil composition and the stability of different areas for development purposes.

Optimal Areas for Large-Scale Solar Development

The most suitable locations for large-scale solar photovoltaic installations around Suaza would be the relatively flat to gently sloping areas found in the broader valley floors and on stable hillside terraces. These areas offer several advantages including easier construction access, reduced grading requirements, and more predictable soil conditions for foundation work. The moderate elevation changes in these zones allow for effective panel arrangement while minimizing the complex engineering challenges associated with steep terrain. Areas with south-facing slopes of moderate grade would be particularly advantageous, as they can maximize solar exposure throughout the day while still maintaining reasonable construction and maintenance accessibility. The broader valley areas northeast and southwest of Suaza appear to offer the most promising combinations of suitable topography and adequate space for large installations. Locations that should be avoided for solar development include the steeper hillsides and ridge areas where erosion risk is higher and construction would be more challenging and expensive. Additionally, areas close to active waterways or in natural drainage channels would present risks during heavy rainfall periods and could face regulatory restrictions related to watershed protection. The presence of existing agricultural terraces in some areas could potentially be adapted for solar use, as these locations already demonstrate stable soil conditions and manageable grades. However, careful evaluation would be needed to ensure that any conversion would not negatively impact local water management systems or create erosion problems on adjacent slopes.

Colombia solar PV Stats as a country

Colombia ranks 74th in the world for cumulative solar PV capacity, with 184 total MW's of solar PV installed. Each year Colombia is generating 4 Watts from solar PV per capita (Colombia ranks 81st in the world for solar PV Watts generated per capita). [source]

Are there incentives for businesses to install solar in Colombia?

Yes, there are several incentives for businesses wanting to install solar energy in Colombia. The Colombian government offers a range of financial incentives and tax breaks for businesses that invest in renewable energy projects. These include grants, loans, and subsidies for the purchase of equipment and installation costs. Additionally, businesses can benefit from net metering policies which allow them to sell excess electricity generated by their solar systems back to the grid at a premium rate. Finally, businesses may also be eligible for additional benefits such as reduced import duties on solar equipment or accelerated depreciation allowances on investments in renewable energy projects.

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

Citation Guide

Article Details for Citation

Tell Us About Your Work

We love seeing how our research helps others! If you've cited this article in your work, we'd be delighted to hear about it. Drop us a line via our Contact Us page or on X, to share where you've used our information - we may feature a link to your work on our site. This helps create a network of valuable resources for others in the solar energy community and helps us understand how our research is contributing to the field. Plus, we occasionally highlight exceptional works that reference our research on our social media channels.

Feeling generous?

Share this with your friends!

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.